周麦九号应注意的问题周麦九号是由河南省周口地区农科所培育成的一个高产品种。周麦九号在豫东麦区推广几年来，在夺取小麦单产方面做出了功不可没的贡献，特别是去年，拿我乡来说，平均亩单产４５０公斤，个别田块创造了单产高达６５０公斤的记录，使我乡的夏粮生产迈上... Zhoumai 9 should pay attention to the issue Zhoumai 9 is from Henan Province, Zhoukou region by the Agricultural Science Institute cultivated into a high-yielding varieties. In the past few years since its promotion to the wheat fields in eastern Henan Province, Zhou made its contribution to winning wheat yields. In particular, last year, taking me to rural areas, the average yield per mu was 450 kilograms. Individual plots created yields of up to 650 kilograms of records, so that my summer grain production onto the ...