| 1. | Stem-rusts weaken branches and stems . 茎锈病会使枝干衰弱。 |
| 2. | Orchards should not be established in areas with high rust-incidence . 果园不应设立在锈病率发生高的地区。 |
| 3. | Crown rust is the common name both of a serious leaf-rust disease of oats and of the causal agent . 冠锈病是燕麦的一种严重的叶锈病和病原菌。 |
| 4. | Weekly observation in a wheat field might give the following observations on stem rust during the course of an epidemic . 在秆锈病的流行过程中,每周在小麦田中进行观测,得到如下结果。 |
| 5. | The examination method of seed with rust and leaf spot of sugar beet 甜菜种子带锈病和褐斑病菌检测方法的研究 |
| 6. | Leaf rust of wheat and barley 麦类褐锈病 |
| 7. | Pesticide - guidelines for the field efficacy trials - part 84 : fungicides against ruse of peanut 农药田间药效试验准则二第84部分:杀菌剂防治花生锈病 |
| 8. | Pesticide - guidelines for the field efficacy trials - part 89 : fungicides against rust of soybean 农药田间药效试验准则二第89部分:杀菌剂防治大豆锈病 |
| 9. | An example is puccinia graminis , the stem rust of cereals and grasses , which overwinters on the barberry 例如生活在禾草上,引起麦类秆锈病的禾柄锈菌,必须在在小?属植物上越冬。 |
| 10. | The occurance of powdery mildew , rust , maruca testulalis geye of cowpea were studied after cowpea had been handled by different kinds of foliar fertilization , and the indexes such as ppo and yields , were measured . . the results showd that , using fertilizers reasonably could raise resistance of plants to pest , increase yields of crops and guarantee quality of products 摘要研究了经不同叶面肥处理后,豇豆白粉病、锈病、豆野螟的发生情况,测定了多酚氧化酶( ppo ) 、产量指标,结果表明,合理施肥能够提高植物对有害生物的抗性,增加产量,保证品质。 |