1·The results showed that the JDS-CPV has higher virulence to pine caterpillar.
证实JDS-CPV对我国马尾松毛虫有较好的毒力。
2·The results showed that the JDS - CPV has higher virulence to pine caterpillar.
证实JDS-CPV对我国马尾松毛虫有较好的毒力。
3·The diapause of pine caterpillar is relevant to the larval hatching period, food, climate and other ecological conditions.
滞育与幼虫孵化期、气候、生态条件和食料有关。
4·Until 1980 only one of these viruses was registered as a control agent, a CPV of the pine caterpillar Dendrolimus spectabilis.
直到1980年，只有其中的一种病毒被注册作为一种抑制剂，是一种植物松毛虫细胞质多面体病毒。