摘要
本文介绍了１９８８－１９９１年间，对河南省１８个地、市、县中的５０００多户农民储粮现状调查的结果，发现农户储粮害虫的优势种类是玉米象、麦蛾、大谷盗、赤拟谷盗、印度谷螟和绿豆象。每个农户平均储粮１３５４．４公斤；平均储藏时间为７．９８个月；主要储粮方式是穴储、袋储和缸储。害虫造成的年平均损失率为８．３３％±４。２０％。
This,paper introduced the investigation results of stored grain involving 5000farmers in 19 counties in Henan Province from 1988 to 1991.Sitophilus zeamis,Sitotrogacerealella,Tenebroides mauritanicus, Tribolium castaneum,Plodia In terpunctella and Calloso-bruchus chinensis were the dominant speices among stored-grain insects collected by farmers. The stored-grain averaged about 1354.4 kg. per household and the storege time at.98monthsper year.The major methed of storage was to store grain in sacks,vats and bins.8. 33±4. 20%of grain loss in yearly storage was caused by stored -rain insects infestion. Therefore,itis necessary to provide stored-grain insects infestion Therefore,it is necessary to provide stored-grain insects control methods to farmers.
出处
《郑州粮食学院学报》
1994年第3期87-91,共5页
Journal of Zhengzhou Institute of Technology
关键词
河南省
农户
储粮害虫
损失调查
Henan
farmer
stored-grain insect
loss
investigation
