Supported by Special Fund for Agro-scientific Research in the Public Interest(nyhyzx07004-10);Major Science&Technology Program of Sichuan Province(01NG016-01)~~
The effects of different maize sowing dates and densities on stem and leaf morphological characters and yield of soybean in wheat/maize/soybean relaycropping system were studied. The results showed that with early sow...