| 1. | Biological activity in a soil is influenced by soil acidity and nutrient status .
生物的活动被土壤养分含量状况所制约。 |
| 2. | Particulate matter in soils and aquatic systems reacts with and influences the biological activity of pesticides .
土壤和水系统中的颗粒物质都与农药的生物活动起反应，并影响后者。 |
| 3. | Synthesis , properties and biological activities of phosphoryl ureas
性质及生物活性 |
| 4. | Synthesis and biological activity of oxime - ethers
肟醚类衍生物的合成及生物活性研究 |
| 5. | Instrumentation of rapid biological activity test method
快速生物活性测定方法的仪器化 |
| 6. | Rapid biological activity tester , rbat
本研究开发的快速生物活性测定仪 |
| 7. | Preparation and the biological activities of phthaloyl - carrageenan
卡拉胶的合成及其生物活性 |
| 8. | Biological activities of sponge gourd ' s bleeding sap on fungi
丝瓜伤流液对真菌的生物活性简报 |
| 9. | Synthesis and biological activity of n - 5 - tetrazolyl - n ' - aryl formyl urea
芳甲酰基脲的合成与生物活性 |
| 10. | Measurement on biological activity of daphnoritin etc . to the insect
瑞香亭等化合物对昆虫的生物活性测定 |
