到了秋季,各种作物将成熟,是作物定位选种的黄金季节,因此,留种的农户要抓住时机,做好定位选种工作,定位选种就是根据作物的最佳遗传优势部位而进行的选种,是一项新的选种技术。采用 In the fall, all kinds of crops will be mature, is the golden season of crop location selection, therefore, the remaining farmers should seize the opportunity to do a good job of selecting and locating the seeds. The location and selection are based on the best genetic predominance parts of the crop The selection is a new selection technology. use