| 1. | Chemical thinners add another to the arsenal of sprays .
化学疏除剂已列入农药的宝库中。 |
| 2. | Data on the world production and use of pesticides is fragmentary .
世界上有关农药的生产和利用的材料是很分散的。 |
| 3. | Productivity has been used to assess effects of pesticides in the broadest sense .
就最广的意义而言，繁殖力一直被用来评价农药的影响。 |
| 4. | The role of photochemical reactions in soil pesticide degradation remains uncertain .
光化学反应在土壤中的农药的降解方面的作用还没有确定。 |
| 5. | When farmer spray poison to kill plant pests , poison is sent into the air the water and the soil .
当农民为了杀死害虫而喷洒农药的时候，有毒物就被排放到空气中，水里和土壤里。 |
| 6. | 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。 |
| 7. | Current status in research and application of biopesticides
生物农药的应用与研发现状 |
| 8. | Evaluation on the safety of pesticide mixtures
混配农药的安全性评价 |
| 9. | Review on research and development of botanical pesticides in china
我国植物源农药的研究进展 |
| 10. | Standard terminology relating to pesticides
关于农药的标准术语 |
