Seasonal prevalence and control threshold of rice water weevil (Lissorhoptrus oryzophilus Kuschel) at different planting dates in Nagasaki prefecture
長崎県におけるイネミズゾウムシの作期別発生消長と要防除密度

Yoshio OGAWA, Kiyotoshi YOKOMIZO, Isaburou ICHIKAWA
1989 Kyushu Plant Protection Research  
Seasonal prevalence and control threshold of rice water weevil (Lissorhoptrus oryzophilus KUSCHEL) at different planting dates in Nagasaki prefecture.
doi:10.4241/kyubyochu.35.83 fatcat:txlfz5xu4veopmrtzbv2mqjigm