词Bait with 40000 nematodes per plant killed 68.53%of black cutworm on average.
毒饵法（线虫剂量为40000条.株-1）防治小地老虎的田间平均防治效果可达68.53％.
Bait with 40000 nematodes per plant killed 68.53%of black cutworm on average.
毒饵法（线虫剂量为40000条.株-1）防治小地老虎的田间平均防治效果可达68.53％.
8． 揭示了pH值和接种物密度对线虫体外培养有较大
。
The past idea that terrestrial mermithid nematode can"t survive(because lack O2 in water) was changed.8.pH and population density were investigated. 9.
Abstract: Objective To evaluate whether the thermotaxis tracking model is suitable for assessing long-term memory (LTM) in the nematode Caenorhabditis elegans.
要 ：目的 评价线虫温度趋向性模型是否适用于长时程记忆的研究。
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