| 1. | Synthesis and insecticidal activity of sucrose octanoate 辛酸蔗糖酯的合成与杀虫活性研究 |
| 2. | Studies on insecticidal activity of extract of stellera chamaejasme 瑞香狼毒提取物杀虫活性研究 |
| 3. | Studies on insecticidal activity of the essential oil from artemisia selengensis and its chemical component 蒌蒿精油的杀虫活性与化学成分研究 |
| 4. | Importance of five genes presented in xenorhabdus nematophilus bp toxin gene cluster to its insecticidal activity 品系杀虫毒素基因簇中各基因与杀虫活性的关系 |
| 5. | It is toxic to almost all forms of life including humans . it has broad - spectrum insecticidal activity 外毒素对几乎所有生命形式包括人有毒。具有广谱杀虫活性。 |
| 6. | Larvicidal activity of the symbiotic bacterium xenorhabdus nematophilus hb310 against three species of cruciferae pests 310对3种十字花科蔬菜害虫杀虫活性的研究 |
| 7. | Optimum fermentation conditions for insecticidal active substances from xs904 strain and its physical and chemical properties 904菌株发酵条件的优化及其杀虫活性物质的理化特性 |
| 8. | The insect - resistant activity of bt cotton has significant variation in different tissue and growing period 杀虫蛋白基因棉花下称bt棉在不同生长期及不同器官上对棉铃虫杀虫活性存在明显差异。 |
| 9. | Expression of cyt1aa from bacillus thuringiensis in bacillus thuringiensis var . tenebrionis strain and the insecticidal activity of the recombinant strain 基因在拟步甲亚种菌株中的表达及重组菌株杀虫活性研究 |
| 10. | Bioassays using crude expression products in e . coli revealed that cry1ie and cry1ac proteins had a similar toxicity to corn borer as wild type proteins 纯化这两种蛋白的包涵体,用玉米螟进行虫试。虫试结果显示原核表达的两种包涵体蛋白对玉米螟有较好的杀虫活性。 |