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1986年,我们采用20%克芜踪除草剂(英国卜内门化学工业有限公司生产的中等毒性除草剂),对双桥茶场和黄站茶场茶园内的杂草进行防除试验。每个茶场试验面积为30.5亩,共61亩,茶场地形属低山丘陵。喷药时间、黄站茶园5月8日施药,双桥茶场6月2日施药。用药量,早春草浅草少时每亩0.1公斤,初夏草深草密时每亩0.15公斤,均兑水40—50公斤,于无露水的晴天上午10点至下午4点,用手摇式喷雾器喷在畦间杂草上,隔20天后喷第二次药。试验结果,克芜踪对三白草、蒿草、金
In 1986, we used 20% Gram-tracing herbicide, a medium-toxic herbicide produced by Buneame Chemical Industry Co., Ltd., to control weeds in Shuangqiao Tea Plantation and Huangcha Tea Plantation Tea Plantation. Each tea plantation test area of 30.5 acres, a total of 61 acres, tea plantation terrain is hilly. Spraying time, Yellow Station Tea Garden May 8 pesticide application, Shuangqiao Chachang June 2 application. Dosage, early spring asakusa less per acre 0.1 kg, early summer grass deep grass dense when 0.15 kg per acre, all watered 40-50 kg, on the sunny days without dew 10 am to 4 pm, spray with a hand-held sprayer畦 between the weeds, spraying the second drug after 20 days. Test results, grams Wu track on the three white grass, wormwood, gold