Preliminary study on the genus Tetranychus Dufour in China ( acarina: tetranychidae) 中国叶螨属初步报道(蜱螨目:叶螨科)
However, the occurrence of insect pests particularly Aphididae and Tetranychidae were much heavier in the plastic tunnel. ( 2) During the earlier growth stages of pear trees, the trapping effects of yellow sticky card traps on insect pests was preliminarily studied in the plastic tunnel. 在大棚梨发育前期初步研究了黄板对大棚梨园主要害虫的诱杀效果。