5Grigarick A A.Study of the rice water weevil,past,present and future in the United States with emprasis on Califonia[A].Hirai K.Eslablishment,Spread and Management at the Rice WaterWeacil and Migratory Rice insect Pests in East Asia[C].NARC:TSUKUBA,1993,12-31.
6Way M O,Wallace R G.Rice water weevil integrated pest management in the United States with emphasis ou the South Immigration and distribution patterns of the rice water weevil,Lissorhoptrus oryzophilus Kusche,in a paddy field in relation to the total effective temperature[A].Hirai K.Eslablishment,Spread and Management at the Rice WaterWeevil and Migratory Rice insect Pests in East Asia[C].NARC:TSUKUBA,1992,58-82.