| 1. | Excessive application of nitrogen fertilizers results in tardy bearing .
施用过量的氮肥结果使树延迟结果。 |
| 2. | These plants need no nitrogen fertilizers and leave the soil rich in nitrogen .
这样的植物不需要施用氮肥，并且还给土壤留下了丰富的氮。 |
| 3. | What is the cost of using nitrogen fertilizer on a rice crop
水稻使用氮肥的成本是什么？ |
| 4. | Effect of one - time basal dressing of nitrogen fertilizer on upland cotton
旱地棉花氮肥一次底施的效果 |
| 5. | Effects of soil moisture and nitrogen fertilizer on root growth of corn
土壤水分与氮肥对玉米根系生长的影响 |
| 6. | Nitrogen fertilizers : meeting
迎接当代挑战 |
| 7. | The effect of potassium increased with increasing yield and nitrogen fertilizer
钾肥效应随着产量和施氮量提高而增大。 |
| 8. | Study on nitrogen fertilizer application economic effect in rice field of riparian area
沿江稻田氮肥施用经济效益的研究 |
| 9. | Study on the conditions for the action of some plant synergists for nitrogen fertilizers
植物性氮肥增效剂作用条件的研究 |
| 10. | Nitrogen fertilizer distribution depends on the soil fertility and the crops yield goals
氮肥分配取决于土壤肥力和作物产量目标。 |
