同义词： chemical defence
chemical l defense corps防化兵
chemical warfare defense意大利的核生化防护装备
chemical l defense防化
chemical weapon defense化学武器防护
biological and chemical warfare defense核菌化三防
chemical defense alarm防化警报
chemical defense experimental establishment防化实验研究所
Chemical defense and communication化学防御和通讯
chemical defense strategy化学防御
the chemical defense corps防化兵
Through determine the chemical substances during the pest's transfer period,we researched the relationship between the Korean pine chemical defense and the pest's different eco-strategy.
通过测定赤松梢斑螟转移危害期红松球果及主梢内2种保护性酶、1种防护性酶、1种蛋白酶抑制剂及营养物质的变化,研究了红松化学防御与两种害虫不同生态对策的关系。
参考来源 - 危害红松球果的梢斑螟属两种害虫的发生规律及其化学防治