我所1971年在本所果园对新疆无核白、玫瑰香和龙眼三个葡萄品种分别在落花后和果粒膨大期,喷施了二次“九二○”农药,实验“九二○”对葡萄的增产效果。结果表明,新疆无核白葡萄对喷施250单位“九二○”有较好反应,处理比对照增产2倍多,果穗果粒明显增大。玫瑰香和龙眼葡萄喷施 I in 1971 in our orchard in Xinjiang without nuclear white, rose incense and longan three grapes, respectively, after falling and fruit enlargement period, spraying the second “nine two ○” pesticides, the experiment “920” Increase the yield of grapes. The results showed that the seedless white grapes in Xinjiang had a good response to spraying 250 units of “920”, yielding more than twice as much as that of the control and increasing the number of fruit grains per ear. Rosewood and longan grapes sprayed