读贵刊85年第一期刊登仁润同志《怎样计算牧草校正播种量》一文,对我启发很大。在实际工作中,我曾多次遇到这个问题,就是相同播种量,虽是同一块土地,却出苗情况很不一致,究其原因为非同一批种子,发芽率、纯净度均不相同。因此计算校正播种量,以做到播种量经济合理,出苗整齐,这就非常必要。根据仁润同志提供的公式和例题,其核心就是以 Reading your first issue of 85 years commented Renren comrade “how to calculate the amount of forage sowing correction,” a great inspiration to me. In actual work, I have repeatedly encountered this problem, that is, the same seeding rate, although it is the same land, but the emergence of a very inconsistent situation, the reason for the same batch of seeds, germination rate, purity are not the same. Therefore, the calculation of the corrected sowing, sowing in order to achieve economic and reasonable, sprouting neat, it is very necessary. According to the formulas and examples provided by Comrade Ren-run, the core is