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本文围绕开发本地区麦（马铃薯）／玉／玉／饲（菜）多元多熟制中的主体部分──双季玉米栽培的难点所进行的研究和示范，探索和总结出双季玉米稳产高产的生育特性、缩短共生期、播种期、品种搭配、肥水运筹、避灾、防病治虫、延迟收获期等主要关键技术，这些实用技术的配套应用，使以双季玉米为主体的多元多熟制示范良好。
This paper focuses on the research and demonstration of the main part of the multi-cropping of wheat (potato) / jade / jade / fodder The main key technologies such as shortened symbiotic period, sowing date, variety mix, fertilizer and water management, disaster avoidance, pest control and delayed harvesting period etc. The application of these practical technologies has enabled the diversification and multiplication of double crop corn Good demonstration system.