油菜/玉米/红苕旱地套作模式研究及其应用前景分析

Studies on Rape-Maize-Potato Dry-land Interplanting Model and Analysis of Its Application Prospect

本文介绍了油/玉/苕旱地套作模式的内容、优势和问题,报道了该模式在控制性试验和生产应用中的产量和效益表现,分析了该模式在重庆市约有6.67万hm2以上的推广应用前景,提出了加强专题应用研究、因地制宜示范推广、进一步提高复种指数等发展建议。

The content, strengths and problems of rape-maize-potato dry-land interplanting model was described in the paper. Yield and benefit of the model in controlled test and production application was re- ported. It was analyzed that its popularization and application prospect in Chongqing was about 66700 hm2. Suggestions were put forward, i.e., enhancing its special research, demonstration and extension according to local conditions and improving multiple crop index, etc.