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1·Borlaug's new semi dwarf, disease resistant varieties, called Pitic 62 and Penjamo 62, changed the potential yield of Mexican wheat dramatically.

Borlaug 新型半矮秆抗病品种，被称为 Pitic 62 和 Penjamo 62，极大地改变了墨西哥小麦的潜在产量。

2·Breeding resistant varieties is an efficient way in controlling yellow rust.

培育抗病品种是控制小麦条锈病的一种有效途径。

3·Cayuga White - One of the most productive and disease resistant varieties grown.

卡尤加白-的成长最具生产力和抗病品种之一。

4·The most effective method to control these diseases is to screen and to breed resistant varieties.

筛选和培育抗病品种是防治病害最为有效的方法。

5·This result is of im - portance both to selecting frost resistant varieties and to frost damage prevention.

该研究结果对于抗霜品种的筛选以及霜冻害的防御工作有一定的参考意义。

6·Indeed, Worede thinks scientists may well find the Ug99-resistant varieties they're looking for in Ethiopia's fields.

实际上，沃瑞德认为，科学家也许在埃塞俄比亚的田地里不难找出抗ug99的品种。

7·The results indicated that the frequency of resistant varieties is conrelated with rice types as well as altitude.

抗病品种的出现频率与稻种类型有关，也有明显的地区性。

8·The insect-resistant varieties make their own insecticide, a property meant to reduce the need for chemical sprays.

植入抗虫基因的作物会自行制造杀虫剂，因此可望减少化学药剂的喷洒。

9·Screening and utilization of rice resources resistant to blast is the foundational measure to breed resistant varieties.

抗病种质资源的发掘、研究与利用是水稻抗稻瘟病育种的重要基础。

10·For example, disease - resistant varieties of wheat have been crossed with high - yield wheat to combine these properties.

比如，抗病小麦同高产小麦杂交，形成了一种具有双重特性的新的小麦品种。