| 1. | This aim can be achieved in other ways than breeding .
这个目标可能用育种以外的其它方法获得成功。 |
| 2. | All the best breeders are strongly opposed to this practice .
第一流育种家都强烈反对采用这个方法。 |
| 3. | We should not expect enduring success from a breeding effort .
我们不能不期望从育种努力中得到十分的成功。 |
| 4. | Breeding has produced types of wheat which can be grown in the north .
通过育种已培养出可在北方种植的小麦品种。 |
| 5. | Several plant breeding texts describe the classical methods in detail .
一些植物育种专著详细地论述了经典的方法。 |
| 6. | Most agricultural crops are bred for their seed, seed appendage, or fruit .
大多数农作物的育种是为了种子，种子附属物，或果实。 |
| 7. | Large improvements in potential yields of maize have occurred through breeding programmes .
通过育种使玉米获得了很大的增产潜力。 |
| 8. | Breeding of poultry on a scientific basis has created strains of uniform quality .
在科学基础上进行家禽育种，已创造了质量一致的品系。 |
| 9. | Relatively few foresters or tree breeders consider the presence of edaphic ecotypes .
考虑到存在土壤生态型的林学家或树木育种家相当少。 |
| 10. | Cultivar development may come to rely more upon the non-institutional peach breeders .
品种发展也许最终将更多地依靠非专业的桃育种工作者。 |
