不同除草剂防除大樱桃果园主要杂草试验  

Efficacy Test of Different Herbicides to Control Weeds in Cherry Orchard

作　　者：张新强 ZHANG Xinqiang(Qinzhou Forestry and Grassland Bureau of Tianshui City,Tianshui 741000,China)

机构地区：[1]天水市秦州区林业和草原局,甘肃天水741000

出　　处：《果树资源学报》2021年第3期12-15,共4页Journal of Fruit Resources

摘　　要：在天水大樱桃园进行不同剂量36%草甘膦草铵膦水剂、30%草甘膦水剂防除大樱桃园1年生主要杂草药效试验,36%草甘膦草铵膦水剂设置低中高3个剂量,有效成分用量分别为540 g a.i./hm 2、1080 g a.i./hm 2、1620 g a.i./hm 2、30%草甘膦水剂1350 g a.i./hm 2,对照为清水;于大樱桃园杂草旺盛生长期进行茎叶喷雾处理。结果表明,36%草甘膦草铵膦水剂药剂可有效防除大樱桃园马唐、狗尾草和稗草及其他杂草,药后15 d和30 d株防效或鲜重防效都达到90%以上,且对果树安全,推荐使用剂量为1500~4500 g/hm 2,此药剂适合高效防除大樱桃果园主要杂草。The effect of different doses of 36%glyphosate and glufosinate-ammonium liquid and 30%glufosinate liquid on the control of annual main weeds in the big cherry orchard in Tianshui was tested.36%glyphosate and glufosinate-ammonium liquid set three reserves of low,medium and high,which were 540 g a.i./hm 2,1080 g a.i./hm 2,1620 g a.i./hm 2 and 1350 g a.i./hm 2 respectively.The control was clear water.Spray treatment was carried out on the stems and leaves of the big cherry orchard when weeds were flourishing.The results showed that 36%Glyphosate and glufosinate-ammonium liquid could effectively control the main annual weeds in cherry orchards,such as tangerine,bermudagrass,barnyardgrass and other weeds.The plant control effect or fresh weight control effect reached more than 90%after 15 d and 30 d,and it was safe for fruit trees.The stem and leaf spray treatment was carried out in the vigorous growth period of weeds in large cherry orchards,and the recommended dosage was 1500~4500 g/hm 2,which was suitable for efficient control of major weeds in large cherry orchards.

关 键 词：除草剂 草甘膦草铵膦 大樱桃 主要杂草 药效试验 

分 类 号：S662.5[农业科学—果树学]