| 1. | Using nicotinamide , a botanical insecticide , for controlling dendrolimus punctatus
烟碱防治马尾松毛虫初报 |
| 2. | Analysis on control efficacy of beauveria bassiana to dendrolimus punctatus
影响白僵菌防治马尾松毛虫的效果分析 |
| 3. | Research on mixed pesticide of j - dscpv and bt against dendrolimus punctatus
生物制剂大面积防治马尾松毛虫的研究 |
| 4. | Apply of markov chains to predict occurrence area of dendrolimus punctatus
运用马尔可夫链预测马尾松毛虫发生面积 |
| 5. | Tests of controlling dendrolimus punctatus by use of cpv and cpv - bt preparations
两种生物制剂防治马尾松毛虫试验 |
| 6. | Analysis of nutrition constituent in the pupae of pine caterpillar , dendrolimus punctatus
马尾松毛虫蛹营养成份分析 |
| 7. | Application of silvicultural control against massonpine caterpillar , dendrolimus punctatus
营林技术治理马尾松毛虫虫源地的应用 |
| 8. | Preliminary study on biological characteristics of dendrolimus punctatus and biological control of it
马尾松毛虫生物学特性及生物防治初探 |
| 9. | Forecasting insect appearance areas of dendrolimus punctatus walker by applying artificial neural network
应用人工神经网络预测马尾松毛虫的有虫面积 |
| 10. | A forest experiment by using pine caterpillar cpv and b . t . to control the first generation of dendrolimus punctatus
林间防治第一代马尾松毛虫试验初报 |
