论文部分内容阅读
《中华人民共和国种子法》(以下简称《种子法》)把主要农作物(玉米、小麦、水稻、大豆)种子按其选育、生产方式分为两大类;一类为杂交种子,一类为常规种子。所谓的常规种子是区别于杂交种子而言,也可理解为目前理论上所称的“自交作物种子”。在粮食生产中常规种的播种面积约占2/3。以绥化为例,粮食作物播种面积113.3万hm~2左右,自交作物的播种面积约为66.6万hm~2,常年需种量在466.6万kg。因此做好主
The Law of the People’s Republic of China on Seeds (hereinafter referred to as the “Seed Law”) divides the seeds of the main crops (corn, wheat, rice and soybean) into two major categories according to their breeding and production methods; one is hybrid seeds, the other is Regular seed. The so-called conventional seed is different from the hybrid seed, also can be understood as the so-called “self-crop seed”. The conventional planted area accounts for about two-thirds of the total food production. In Suihua, for example, the sown area of food crops is 1,133,000 hm ~ 2, the sown area of self-produced crops is 666,000 hm ~ 2, and the annual required amount is 4,666,000 kg. So be good Lord