“九二○”农药,我省今年才开始在农业生产上进行试验,所以这方面的资料还不多,有待于在实践中进一步摸索,不断积累经验。为了更好地推广使用“九二○”农药,现将兄弟省区有关这方面的可行方法,以及我们在试验中的一些初步资料,整理出来,供作参考。一、“九二○”农药的使用方法(一)点涂处理:涂点棉花花铃,涂生长点。 “920” pesticides, our province started this year in the trial of agricultural production, so there is not much information in this area, pending further exploration in practice, continue to accumulate experience. In order to better promote the use of the “920” pesticides, the feasible measures for this regard in our sister provinces and municipalities and some preliminary information we have in the trial are now compiled and made for reference. A, “920” pesticide use method (a) point coating treatment: coated cotton flower bolls, coated growth point.