Relay-cropping soybean 第1页

Effects of Shading in Maize/Soybean Relay-Cropping System on the Photosynthetic Characteristics and Yield of Soybean Effects of phosphorus and potassium fertilization on potassium accumulation and utilization efficiency of relay-cropping soybean Phosphrous aftereffects on soybean yield and nutrition status in wheat/maize/soybean intercropping system