云南省万亩冬玉米高产样板成效显著云南省农技推广总站６５００３２杨华应冬玉米，习惯称冬包谷，当年１１月下旬到１２月中旬播种，来年４月到５月收获，属冬季农业范畴，冬玉米是我省玉米生产的一个特点，具有校长的历史，在发展粮食生产中占有一定位置，特别是在调整种... Yunnan Province acres of winter corn high yield model significant Yunnan Agricultural Science and Technology Extension Station 650032 Yang Hua Ying winter corn, habitually known as the winter Valley, sowing from late November to mid December, the next year from April to May harvest, is a winter agricultural areas, winter Corn is a feature of corn production in our province, with the principal’s history, occupies a certain position in the development of food production, especially in the adjustment of species ...