Research on effect of crop residues incorporated into the soils on crop yield and soil fertility in the spring and summer rice winter maize cropping system
2006
Tran Thi Tam | Hoang Ngoc Thuan | Dao Trong Hung | Vu Duong Quynh | Pham Thi Nhung
Research results showed that, incorporation of crop residues into the soils increased yield of spring rice, summer rice, and winter maize by 4 15 percent and could reduce N, P, K fertilizers by 10-20 percent without yield decrease. At the same time, crop residues incorporated improve soil fertility both chemically and water physically.
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