论文部分内容阅读
一、秧田除草丁草胺在水稻本田是杀草谱较广且安全的除草农药,但是在秧田应用报道甚少。笔者于1987年在泗溪乡胡家村等地除草示范面积2366.7亩,并进行了小区试验。1、试验方法试验秧田前茬为红花留种田,60％丁草胺乳油系南通农药厂生产。设每亩用量75、100克和清水(对照)三个处理,重复三次。设药后4天播种为第一组;药后8天播种为第二组。随机排列,小区面积为33平方米。第一组于6月13日施药,同时浸种。施
First, seedling weeding butachlor in rice Honda is to kill grass broad spectrum and safe herbicide, but rarely reported in the field of seedling. The author weeding demonstration area of 2366.7 mu in Hu Village and other places in Si Township in 1987, and conducted a community test. 1, the test method Test seedlings before the crop for the safflower to stay farming, 60% Butachlor EC Department of Nantong pesticide production. The amount of 75,100 grams per mu and water (control) three treatment, repeated three times. Set the first 4 days after sowing medicine; sowing for 8 days after the second group. Random arrangement, the plot area of 33 square meters. The first group on June 13 spraying, while soaking. Shi