*eGlobal CA-CoP* *CONSERVATION AGRICULTURE COMMUNITY OF PRACTICE* *for sustainable agriculture and ecosystem management* Dear Subscribers, Please see herebelow the October Newsletter from Cornell -- Conservation Agriculture Scoopit Research Update. Thank you Professor Hobbs for sharing. Apologies for any cross-posting. *Amir Kassam * *Moderator* *Global CA-CoP* e-mail: [log in to unmask] URL: http://www.fao.org/conservation-agriculture ---------- Forwarded message --------- From: Peter Hobbs <[log in to unmask]> Date: Wed, 30 Sep 2020 at 16:05 Subject: October newsletter To: Amir Kassam <[log in to unmask]> Dear Amir: Here is our October 2020 Conservation Agriculture Scoopit Research Update. You can also view online at: https://www.scoop.it/topic/conservation-agriculture-by-conservation-ag?curate=true&null Can you send this out to people who get your list serve material? The hard copy is below. Many thanks for helping to distribute this. Peter An easier link to see all the research papers on CA is as follows: See our full research database at: https://www.zotero.org/groups/348525/cornell_conservation_agriculture/collections/KGBFX8BX Also, visit our main website at http://soilhealth.org for news and other CA information. [image: Conservation Agriculture Research Updates - October 2020] <http://sco.lt/4zOzvk?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> Conservation Agriculture Research Updates - October 2020 <http://sco.lt/4zOzvk?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> by Cornell Conservation Agriculture Group (soilhealth.org) <http://sco.lt/9EQpIv?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> Powered by [image: Scoop.it] <http://sco.lt/62rhAn?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> Viable weed seed density and diversity in soil and crop productivity under conservation agriculture practices in rice-based cropping systems. <http://sco.lt/8LtppI?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> From linkinghub.elsevier.com <http://sco.lt/59Ccm8?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> - Today, 10:54 AM <http://sco.lt/8LtppI?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> Nandan, R., Singh, V., Kumar, V., Singh, S.S., Hazra, K.K., Nath, C.P., Malik, R.K. & Poonia, S.P. 2020. Crop Protection. 136. Article Number 105210. <http://sco.lt/8LtppI?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> https://doi.org/10.1016/j.cropro.2020.105210 <http://sco.lt/5RMx6G?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> *Cornell Conservation Agriculture Group (soilhealth.org)*s insight: This study looked at viable weed seed in soil for rice-wheat and rice-maize systems with and without residue retention and 4 tillage systems that included CT, TP rice and ZT wheat, maize and DS rice over two years. Residue management practices did not affect viable weed seeds in either year. Total viable seed density was lowest in ZTDSR-ZT treatments compared to other tillage practices in both years. They conclude that exhaustion of the soil seed bank in the ZTDSR-ZT system after 5 years can reduce the above ground weed infestation resulting in a higher grain yield compared to the CTTPR-CT system. <http://sco.lt/8LtppI?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/5jXHQO?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/61hbkW?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/6Jrw4e?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/6c2GOm?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> The Ability of Conservation Agriculture to Conserve Soil Organic Carbon and the Subsequent Impact on Soil Physical, Chemical, and Biological Properties and Yield. <http://sco.lt/6bOfM8?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> From www.frontiersin.org <http://sco.lt/6uCaiu?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> - Today, 10:29 AM <http://sco.lt/6bOfM8?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> Page, K.L., Dang, Y.P. & Dalal, R.C. 2020. Frontiers in Sustainable Food Systems. 4:31. <http://sco.lt/6bOfM8?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> https://doi.org/10.3389/fsufs.2020.00031 <http://sco.lt/7CMv32?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> *Cornell Conservation Agriculture Group (soilhealth.org)*s insight: This paper contends that to meet future food needs, soil organic carbon needs to be preserved. This review examines the literature published worldwide over the last 30 years to assess the impact of one widely applied agricultural management system, conservation agriculture (CA), on its ability to maintain SOC and the subsequent impacts on soil physical, chemical and biological properties, and yield. The paper concludes that farmers require access to a range of tools and resources to allow them to identify if the principles of CA are likely to be appropriate for their situation and well-designed, locally adapted systems to successfully overcome the agronomic, social and economic challenges that can be associated with its use. <http://sco.lt/6bOfM8?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/7UXFNA?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/7mhZhI?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/84ru1Q?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/8N2ELY?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> Soil quality and carbon sequestration under conservation agriculture with balanced nutrition in intensive cereal-based system. <http://sco.lt/68Ynce?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> From doi.org <http://sco.lt/8fCYfg?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> - September 28, 3:58 PM <http://sco.lt/68Ynce?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> Parihar, C.M., Singh, A.K., Jat, S.L., Dey, A., Nayak, H.S., Mandal, B.N., Saharawat, Y.S., Jat, M.L. & Yadav, O.P. 2020. Soil and Tillage Research. 202. Article Number 104653. <http://sco.lt/68Ynce?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> https://doi.org/10.1016/j.still.2020.104653 <http://sco.lt/8fCYfg?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> *Cornell Conservation Agriculture Group (soilhealth.org)*s insight: This 4-year study objectives were (a) monitoring the changes in soil physical, biological and chemical properties and crop productivity, (b) development of a soil quality index-(SQI), and to monitor SQI changes against system productivity as a management goal, and (c) studying the changes in soil organic carbon-SOC in relation to annual C input. The 3 tillage practices were ZT, Permanent Beds (PB) and CT with 4 nutrient management treatments under a continuous maize-wheat-mungbean system in NW India. They conclude that adoption of CA with SSNM and Ad-hoc nutrient management in intensive cereal based systems of NW-IGP is essential for improving nutrient cycling, soil quality, crop productivity and C-sequestration potential. <http://sco.lt/68Ynce?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/8xMszo?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/9FXDJw?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/4sAgyG?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/5AL1IO?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> Open access post-harvest grazing and farmers’ preferences for forage production incentives in Ethiopia. <http://sco.lt/5SYAN6?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> From linkinghub.elsevier.com <http://sco.lt/5SVLcW?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> - September 28, 3:37 PM <http://sco.lt/5SYAN6?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> Teklewold, H., Mekonnen, A., Gebrehiwot, T. & Bezabih, M. 2020. Land Use Policy. 96. Article Number 104685 <http://sco.lt/5SYAN6?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> https://doi.org/10.1016/j.landusepol.2020.104685 <http://sco.lt/5kffwe?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> *Cornell Conservation Agriculture Group (soilhealth.org)*s insight: This paper analyzes farmers’ perceptions about post-harvest free grazing on agricultural lands and identifies incentives that motivate forage production, to help inform forage development and policy to allow CA to be adopted that requires keeping the soil surface covered with crop residues. Results found that a majority of farmers would prefer post-harvest grazing restrictions to the existing reciprocal post-harvest grazing. Farmers also had strong preferences for forage production policy incentives, but the results reveal considerable preference heterogeneity. The paper provides policy makers with needed information for policy makers to formulate incentives for smallholder forage programs. <http://sco.lt/5SYAN6?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/62q0Gm?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/6L0Kau?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/6dAev2?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/6vKzFA?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> Maize production under combined Conservation Agriculture and Integrated Soil Fertility Management in the sub-humid and semi-arid regions of Kenya <http://sco.lt/5j5ZkO?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> From linkinghub.elsevier.com <http://sco.lt/7DVJZI?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> - September 28, 3:15 PM <http://sco.lt/5j5ZkO?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> Mutuku, E.A., Roobroeck, D., Vanlauwe, B., Boeckx, P. & Cornelis, W.M. 2020. Field Crops Research. 254 Article Number 107833 <http://sco.lt/5j5ZkO?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> https://doi.org/10.1016/j.fcr.2020.107833 <http://sco.lt/7VfdtQ?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> *Cornell Conservation Agriculture Group (soilhealth.org)*s insight: This paper presents results from a study done in the sub-humid and semi-arid location of Kenya, focusing on the effects of CA- and/or ISFM-based practices on maize yield on farmer fields. Maize grain yield increase compared to the control was highest under ISFM in the low fertility fields in both locations and all seasons. The higher SWC observed under NTR and NTRM was related to no tillage with residue retention while under CTM it was related to improved soil organic matter through manure addition. The high NUE under CA was attributed to the placement of urea in the planting holes while maintaining residue on the soil surface. The low NUE under NTRM was linked to fertilizer N immobilization. Lastly, from the biomass yield, our study showed that monocrop maize under NTR requires a kick-starting by an ISFM-based practice in the low fertility fields of the semi-arid region. <http://sco.lt/5j5ZkO?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/7npyDY?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/860IXg?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/8OAcro?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/8gKxBw?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> Effects of contrasted cropping systems on yield and N balance of upland rainfed rice in Madagascar: Inputs from the DSSAT model. <http://sco.lt/6PAbmS?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> From www.cambridge.org <http://sco.lt/8yVHW4?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> - September 28, 12:17 PM <http://sco.lt/6PAbmS?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> Dusserre, J., Autfray, P., Rakotoarivelo, T. & Raboin, L.M. 2020. Experimental Agriculture. 56 (3): 355-370. <http://sco.lt/6PAbmS?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> https://doi.org/10.1017/S0014479720000010 <http://sco.lt/9GfbqC?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> *Cornell Conservation Agriculture Group (soilhealth.org)*s insight: The effects of contrasted cropping systems have been studied on upland rice yield and N uptake in rainfed conditions: conventional tillage (CT) and CA with a mulch of maize or a legume (Stylosanthes or velvet bean). This study used the "Decision Support Systems for Agrotechnology Transfer" (DSSAT) crop growth model to quantify the soil N balance according to the season and the cropping system in rainfed, upland rice in the hillsides of the Malagasy highlands. The model gave interesting results but the challenge is now to evaluate the model in less contrasted experimental conditions in order to validate its use for N uptake and yield prediction in support to the optimization and design of new cropping systems. <http://sco.lt/6PAbmS?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/4tJ5UW?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/5BTPoe?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/5Tdk8m?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/5lo4Su?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> Conservation Agriculture in rice-mustard cropping system for five years: Impacts on crop productivity, profitability, water-use efficiency, and soil properties <http://sco.lt/8a8K24?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> From linkinghub.elsevier.com <http://sco.lt/63yOn2?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> - September 28, 11:55 AM <http://sco.lt/8a8K24?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> Das, T.K., Nath, C.P., Das, S., Biswas, S., Bhattacharyya, R., Sudhishri, S., Raj, R., Singh, B., Kakralia, S.K., Rathi, N., Sharma, A.R., Dwivedi, B.S., Biswas, A.K. & Chaudari, S.K. 2020. Field Crops Research. 250. Article number 107781. <http://sco.lt/8a8K24?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> https://doi.org/10.1016/j.fcr.2020.107781 <http://sco.lt/6M8j7A?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> *Cornell Conservation Agriculture Group (soilhealth.org)*s insight: This study evaluated the effect of CA on crop and water productivity, profitability, and soil carbon status in a rice-mustard (Brassica juncea L.) rotation in North-western IGP of India for five consecutive years. Eight treatments comprising of tillage, crop residue, brown manuring (BM) using Sesbania bispinosa, and summer mungbean were used. They conclude that the CA system being productive, profitable, and resource-efficient can be recommended for North-western IGP of India and in similar agro-ecologies of the tropics and sub-tropics. It can be adopted with suitable site-specific refinement in South-Asian countries, where decline in crop productivity and soil health is a consistent pervasive problem due to continuous cereal-cereal rotation. <http://sco.lt/8a8K24?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/6eJ3RI?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/6wTNlQ?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/7Edi5Y?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/7Wo2Pg?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> Can conservation agriculture increase soil carbon sequestration? A modelling approach. <http://sco.lt/4iSKH2?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> From linkinghub.elsevier.com <http://sco.lt/7oyMjo?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> - September 27, 3:37 PM <http://sco.lt/4iSKH2?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> Valkama, E., Kunypiyaeva, G., Zhapayev, R., Karabayev, M., Zhusupbekov, E., Perego, A., Schillaci, C., Sacco, D., Moretti, B., Grignani, C., & Acutis, M. Geoderma. 369. Article 114298. <http://sco.lt/4iSKH2?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> https://doi.org/10.1016/j.geoderma.2020.114298 <http://sco.lt/878h3w?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> *Cornell Conservation Agriculture Group (soilhealth.org)*s insight: This paper used the ARMOSA process-based crop model to simulate the contribution of different CA components to soil organic carbon stocks sequestration at 0-30 cm depth compared to conventional in three different regions (Central Asia, N and S Europe). Simulations looked at current and future climate conditions. Five cropping systems were used. The paper concludes the simultaneous adoption of all the three CA principles becomes more and more relevant in order to accomplish soil C sequestration as an urgent action to combat climate change and to ensure food security. <http://sco.lt/4iSKH2?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/8PJ1O4?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/8hTLiC?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/8zdg2K?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/9Ho0MS?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> Wet or dry sowing had a larger effect on the soil bacterial community composition than tillage practices in an arid irrigated agro-ecosystem. <http://sco.lt/8BtTUW?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> From link.springer.com <http://sco.lt/4uRU0m?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> - Today, 10:40 AM <http://sco.lt/8BtTUW?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> Prince, L., Verhulst, N., Govaerts, B., Navarro-Noya, Y.E. & Dendooven, L. 2020. Journal of Soils and Sediments. 20 (9): 3316-3329. <http://sco.lt/8BtTUW?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> https://doi.org/10.1007/s11368-020-02626-y <http://sco.lt/5CboKu?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> *Cornell Conservation Agriculture Group (soilhealth.org)*s insight: This paper contends that efficient water use is vital for arid zones that rely on irrigation from available water. This paper's objective was to look at the effect irrigation before or after sowing with conventional or conservation agriculture practices on beds on bacterial community structure in soils. The bacterial communities were identified with Illumina MiSeq sequencing where the 16S rRNA gene was targeted. They conclude that soil water content was the principal factor shaping the bacterial community structure. While the three most dominant phyla were affected by the difference in water content in the tillage practices under dry and wet sowing, it was at the genera level that these fluctuations were more obvious. <http://sco.lt/8BtTUW?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/5Um8f2?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/5mwSzA?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/656nJI?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/6NH7dQ?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> Stakeholder Perspectives to Prevent Soil Organic Matter Decline in Northeastern Italy <http://sco.lt/785M48?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> From www.mdpi.com <http://sco.lt/6fRRxY?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> - September 28, 5:26 PM <http://sco.lt/785M48?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> Ferro, N.D., Camarotto, C., Piccoli, I., Berti, A., Mills, J. & Morari, F. 2020. Sustainability (Switzerland). 12 (1) 378 <http://sco.lt/785M48?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> https://doi.org/10.3390/su12010378 <http://sco.lt/6xbmHg?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> *Cornell Conservation Agriculture Group (soilhealth.org)*s insight: This study looks at relevant outcomes from a participatory approach where researchers, farmers, practitioners and government officials discuss opportunities and barriers around soil management measures (SMM) to prevent SOM decline. Results showed that the stakeholders recognized the need for innovations, although they valued the most promising SMM as already available, continuous soil cover and conservation agriculture. The valuation of benefits and drawbacks by stakeholders on trialed measures emphasized that stakeholders' perspective about soil management is a combination of economic, environmental, and socio-cultural aspects, thus corroborating the need for transdisciplinary bottom-up approaches to prevent SOM depletion and increase soil rehabilitation and SOM content. <http://sco.lt/785M48?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/7Fm6bo?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/7XwQvw?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/7q6lG4?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/88H5aC?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> Soil health and ecosystem services: Lessons from sub-Sahara Africa (SSA). <http://sco.lt/6fUGi8?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> From linkinghub.elsevier.com <http://sco.lt/8QRPuK?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> - September 28, 3:46 PM <http://sco.lt/6fUGi8?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> Kihara, J., Bolo, P., Kinyua, M., Nyawira, S.S. & Sommer, R. 2020. Geoderma. 370. Article Number 114342. <http://sco.lt/6fUGi8?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> https://doi.org/10.1016/j.geoderma.2020.114342 <http://sco.lt/8ibkES?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> *Cornell Conservation Agriculture Group (soilhealth.org)*s insight: This review documents the current knowledge of ecosystem services for key management practices based on experiences from agricultural lands in sub-Sahara Africa (SSA). Here, practicing conservation agriculture (CA) and Integrated Soil fertility management (ISFM) have overall positive benefits on increasing infiltration (>44), reducing runoff (>30%) and soil erosion (>33%) and increases soil biodiversity. This summary of key considerations for evaluating practices from multiple perspectives including provisioning, regulating, supporting and cultural ecosystem services is important to inform future soil health policy and research initiatives in SSA. <http://sco.lt/6fUGi8?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/90m4Ya?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/9IwOsi?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/4vZsX2?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/5DkCrA?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> No‐till System Participatory Quality Index in land management quality assessment in Brazil. <http://sco.lt/5mmMRE?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> From onlinelibrary.wiley.com <http://sco.lt/5VuXBI?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> - September 28, 3:27 PM <http://sco.lt/5mmMRE?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> Nunes, A.L.P., Bartz, M.L., Mello, I., Bortoluzzi, J., Roloff, G., Fuentes Llanillo, R., Wandscheer, C.A.R. & Ralisch, R. 2020. European Journal of Soil Science. Special Issue Article. Early Release. 1-14. <http://sco.lt/5mmMRE?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> https://doi.org/10.1111/ejss.12943 <http://sco.lt/5o4rVQ?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> *Cornell Conservation Agriculture Group (soilhealth.org)*s insight: This paper used a NT System Participatory Quality Index (PQI) that requires the participation of farmers to assess key soil quality attributes associated with the implementation of the PQI methodology during a large scale dissemination of a NTS campaign in Brazil. Farmers often fail to adopt all the principles of NTS; therefore, the system requires a quality measurement. A classification system to help farmers and agricultural professionals make good soil management decisions was proposed. The tool was trialed on 40 areas of farmland under different farm systems in a Paraná River Watershed. The NTS Participatory Quality Index (PQI) was used to successfully evaluate soil management quality. <http://sco.lt/5mmMRE?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/66FBpY?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/6OPW9g?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/6gZqTo?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/6ykAnw?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> Have we reached the turning point? Looking for evidence of SOC increase under conservation agriculture and cover crop practices. <http://sco.lt/78ncwK?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> From doi.org <http://sco.lt/7GuV84?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> - September 28, 2:59 PM <http://sco.lt/78ncwK?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> Camarotto, C., piccoli, I., dal Ferro, N., polese, R., Chiarini, F., Furlan, L. & Morari, F. 2020. European Journal of Soil Science. Special Issue Article Early View. <http://sco.lt/78ncwK?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> https://doi.org/10.1111/ejss.12953 <http://sco.lt/7GuV84?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> *Cornell Conservation Agriculture Group (soilhealth.org)*s insight: This paper looks at the effect of CA and CT with cover crops (CC) on carbon sequestration in northeast Italy. They looked at SOC stock over a 6 year period within a 0-50cm soil profile. The results suggested that CA changed the SOC distribution rather than the total amount of SOC. Over a 6-year period, no benefit in SOC sequestration was observed with CA and CC. They hypothesize that a longer study period would be required to better understand the potential benefits of CA and CC on SOC sequestration. <http://sco.lt/78ncwK?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/7Z4pSC?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/7rF9mK?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/89PU6S?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/8RZoQa?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> Dynamics in soil organic carbon of wheat-maize dominant cropping system in the North China Plain under tillage and residue management. <http://sco.lt/6CgG3c?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> From linkinghub.elsevier.com <http://sco.lt/8jk8ki?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> - September 28, 12:05 PM <http://sco.lt/6CgG3c?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> Zhao, X., Virk, A.L., Ma, S.T., Qi, J.Y., Pu C., Yang, X.G. & Zhang, H.L. 2020. Journal of Environmental Management. 265 (1). Number 110549. <http://sco.lt/6CgG3c?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> https://doi.org/10.1016/j.jenvman.2020.110549 <http://sco.lt/91uT4q?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> *Cornell Conservation Agriculture Group (soilhealth.org)*s insight: This study in China looked at temporal dynamics of SOC under NT with residue retention (RR) in a wheat-maize system. Their data shows that SOC can significantly increase to a depth of 30 cm with NT and RR. On average, NT increased SOC by 8.1–34.5% compared with CT, and RR increased SOC by 3.5–14.4% compared with R0 at 0–10 cm. Positive effects of NT and RR on SOC were both confirmed, but fluctuations and variations induced by interactions of practices and seasonal climatic conditions were also significant in the North China Plain <http://sco.lt/6CgG3c?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/9K4nOy?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/4wiH3I?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/5EsbNQ?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/5X2vhY?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> Can smallholder farmers buffer rainfall variability through conservation agriculture? On-farm practices and maize yields in Kenya and Malawi <http://sco.lt/8MqkYS?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> From iopscience.iop.org <http://sco.lt/5pDG1g?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> - September 28, 11:42 AM <http://sco.lt/8MqkYS?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> Boillat, S., Jew, E.K.K., Steward, P.R., Speranza, C.I., Whitfield, S., Mkwambisi, D., Kiteme, B., Wambugu, G., Burdekin, O.J. & Dougill, A.J. 2019. Environmental Research Letters. 14 (11). Open Access. <http://sco.lt/8MqkYS?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> https://doi.org/10.1088/1748-9326/ab45ad <http://sco.lt/67NaLo?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> *Cornell Conservation Agriculture Group (soilhealth.org)*s insight: This research letter assesses and compares on-farm effects of different practices related to the three pillars of CA on maize yields under ENSO-driven rainfall variability in Kenya and Malawi. Yields increased by 250kg on average in dry years in Malawi and by 700kg in wet years in Kenya but had no affect in dry years in Kenya. Ground cover made a positive impact in dry years in Malawi but had no affect in wet or dry years in Kenya where mixed crop livestock systems limited this practice. Rotation made positive impacts in Kenya in wet and dry years where maize-legume systems are practiced but not in Malawi where farms are too small to practice rotation. The letter concludes that isolated CA techniques can have positive effects on yields even after only a few years of practice under variable rainfall conditions. Also that both full and partial adoption of CA practices should be supported in areas where climate change is leading to more variable rainfall conditions. <http://sco.lt/8MqkYS?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/6PXufw?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/6hiF04?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/6zsZKC?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> <http://sco.lt/7I2teK?_tmc=Nh9u4r8oNVqDrv1soRmtRbCN0Fb3z9-k6WZsO67M3E4&track=1> ######################################################################## To unsubscribe from the CA-Cop-L list, click the following link: &*TICKET_URL(CA-Cop-L,SIGNOFF);