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在江苏省民航局的支持下,去年4月国营东辛农场在我省农垦系统第一次试用飞机喷洒氟乐灵乳剂(含量48％,以下均同)防治棉田杂草取得了较好的效果,为大面积使用氟乐灵提供了一种新的方法。一、试验方法试验是在棉花播种以前进行。在整细整平畦面的基础上,四月十八日飞机喷药,每亩喷水量3500克,每平方厘米有雾滴9个,分布均匀。航喷后随即用拖拉机拉园盘耙混土,深度5～8厘米。氟乐灵用量有80克/亩,120克/亩两种(商品量)。每个处理区为一个条田,
With the support of Jiangsu Civil Aviation Authority, in April last year, State-owned East Xin Farm in our province’s land reclamation system for the first time test aircraft flurbarone emulsion (content of 48%, the same below) to control weeds in cotton field achieved good results , Provides a new method for the large area use of trifluralin. First, the test method The test is carried out before the cotton sowing. On the basis of fine and flat surface, on April 18, the aircraft sprayed 3,500 grams of water per acre with 9 drops of fog per square centimeter distributed evenly. Immediately after the jet spray garden tractor pull rake mixed soil, the depth of 5 to 8 cm. Trifluralin dosage of 80 grams / mu, 120 grams / mu two (commodity volume). Each processing area for a field,