摘要
通过采用呋喃丹每床 (2 0m2 )施用 0、10 0、2 0 0、4 0 0g防治蝼蛄的试验 ,第一天防治效果达 79.7% ,第三天平均蝼蛄死亡 2 .3头·m-2 ,第四天很少发现死亡虫尸。试验表明 :每床施用 10 0g即可达到较好的防治效果 ;呋喃丹防治地下害虫对苗木不产生药害。
In the experiment,respectively using 100 g,200 g and 400g of furadan in every bed(20 m^2),effect of control was up to 79.7% in the first day;In the third day mole crickets were died in average 2.3 heads per square meter of bed;Less bodies died were found in the fourth day.The results showed that effective dose was 100g of furadan to every bed.There is no chemical harm in controlling underground pest with furadan.
出处
《防护林科技》
2004年第4期32-32,92,共2页
Protection Forest Science and Technology
