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为了充分利用麦收后土地及光热资源 ,提高复种指数 ,增加种植业经济效益 ,我们于1997～ 1998年进行了麦茬复播油葵的试验 ,现将研究结果报告如下。1 石河子、奎屯地区 7～ 10月份 光热资源条件根据 195 6～ 1988年气象资料统计 ,石河子、奎屯垦区 7～ 10月≥ 5℃活动积温达2
In order to make full use of wheat after receiving land and light and heat resources to improve the multiple cropping index and increase the economic benefits of planting, we carried out the experiment of replanting sunflower with wheat stubble from 1997 to 1998. The research results are reported as follows. 1 Shihezi and Kuitun 7 ~ October light and heat resource conditions According to the statistics from 1956 to 1988, Shihezi and Kuitun reclamation areas had a cumulative activity temperature ≥ 5 ℃ from July to October