| 1. | Grain should be fumigated within two weeks after harvest . 谷物收获后两周内就应进行熏蒸消毒。 |
| 2. | In the northern states fumigation is needed only after insect outbreaks occur . 在北部各州,只在虫害发生后才进行熏蒸。 |
| 3. | As preventive, spray plants with systemic insecticide or fumigate them regularly . 作为预防措施,要用内吸杀虫剂对植物定期喷洒,或熏蒸。 |
| 4. | Theoretically, one would expect the distribution of a fumigant to be more rapid at lower soil water contents . 在理论上,预计熏蒸剂的分配在土壤水分含量较低时会更迅速。 |
| 5. | Soil fumigation or sterilization before planting a crop frequently improves its zinc-supplying power or zinc availability . 作物种植前的土壤熏蒸或杀菌处理,经常可以增进土壤的锌素供应能力或提高锌的有效性。 |
| 6. | The design and application of solar fumigation station 太阳能熏蒸库的设计与应用 |
| 7. | Phosphine recirculation equipment for grain storages 粮食仓库磷化氢环流熏蒸装备 |
| 8. | Application and development of sulphuryl fluoride 硫酰氟熏蒸应用技术的开发研究 |
| 9. | Rules for fumigation for imported logs in railway wagon 进境原木火车熏蒸操作规程 |
| 10. | Productive test on phs slow - releasing fumigation 磷化氢缓释熏蒸的生产性试验报告 |