Dong, Fengxia - National Bureau of Economic Research - 2022
on soybean yield and its risk using USDA's 2018 ARMS Phase II Soybean Production Practices and Costs Report and Phase III … Soybean Costs and Returns Report. Incorporating drought occurrence in current year and previous 5 years into our analysis, we … yield and its risk are mixed. Under a drought condition, cover crops reduced soybean yield and increased yield variation …