祁县地处汾河平川,是小麦主要产区。选好后茬复播作物,对提高麦田总体效益和小麦持续高产都有重要意义。从近两年的情况看,一些精细作物,由于对劳力、技术、销售要求紧迫,受环境、地域的影响很大,大面积麦田不得不复播栽培容易、效益较低的粮食作物。通过３年对麦田复播杂交油 Qixian County is located in Fenhe Hirakawa, wheat is the main producing areas. The selection of crop after seeding crops, wheat field to improve the overall efficiency and continued high yield are important. In the recent two years, some fine crops, due to the pressing demands on labor force, technology and sales, have been greatly affected by the environment and geography, and large-scale wheat fields have to be planted with easy and less profitable food crops. After three years on the wheat field compound hybrid oil