| 1. | The idea of using microorganisms to control plant pests is not new . 用微生物来控制病虫害的设想并不新鲜。 |
| 2. | Farmers add fertilizer to the soil to make plants grow better , or spray poison to kill plant pests . 农民为了使作物长得更好而给土壤施化肥或者为了杀死害虫而喷撒农药。 |
| 3. | 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。 |
| 4. | Plant pest control vehicle 植物保护车 |
| 5. | Ipp conducts research on plant pest and disease species as well as corresponding application technologies 其研究对象是植物虫害和疾病种类,以及相应的应用技术。 |
| 6. | To prevent the introduction and spread of harmful plant pests and diseases , inspections are conducted on imported and exported plant commodities 为防止植物害虫及病菌的滋生及传播,出入口植物商品均须受检验。 |