论文部分内容阅读
玉米制种划苞叶方法山西省翼城县种子公司贾义邦当前玉米制种所用一些自交系如掖１０７、５００３、４７８、渝５等，由于雌穗苞叶紧，苞尖长，导致吐丝慢，时间长，给授粉造成困难，致使制种产量低而不稳。为了解决这个问题，大多采用剪苞叶的办法，即用剪刀将所有母本雌...
Maize seed bracing leaves method Yicheng County, Shanxi Province, seed companies Jiayi state current maize seed used in some of the inbred lines such as Yee 107,5003,478, Yu 5, etc., due to the ear bract tight, bud length, resulting in Slow spinning, long time, pollination caused difficulties, resulting in low and unstable seed production. In order to solve this problem, mostly using the method of cutting leaves, that is, all the female female with scissors ...