| 1. | A sheet of water for cultivating oysters is an oyster farm .
一湾培养的水就是饲养场。 |
| 2. | Minute fragments of shoot apices are proverbially difficult to culture .
微小的茎尖切段通常是难以培养的。 |
| 3. | Often those species that can be most easily bred are the most useless in reclamation .
往往最容易培养的种类在改良土壤中最无用。 |
| 4. | One must be wary of applying the results of experiments with pure cultures directly to soils .
人们把纯培养的试验结果直接用于土壤时必须十分谨慎。 |
| 5. | Like many embryonic cells, myoblasts from prenatal rats or chicks are easy to culture .
正如许多胚胎细胞一样，胚胎大鼠或鸡的成肌细胞是易于培养的。 |
| 6. | laboratory cultures of the rhizobia can fix only under special cultural conditions.
实验室培养的根瘤菌只有在特殊培养条件下才能固氮。 |
| 7. | The dry summer air cured them, much as storing in a barn cured the cultivated grasses .
夏天干燥的空气使它们熟化，就象人工培养的牧草堆在牲口棚里达到熟化一样。 |
| 8. | Seeds to be used for some shortened breedingcycle methods or for embryo culture should never be allowed to dry .
用于缩短育种周期及胚培养的种子切切不可使其干燥。 |
| 9. | Most observations on the glycocalyx have been made not on cells in contact but on isolated cells, usually in culture .
对糖萼的研究，大多数不是在接触细胞，而是在分离的，通常是培养的细胞上进行。 |
| 10. | Mr. thompson was relieved to find that, without knowing how he had done it, he had succeeded in raising a set of boys who were not trifling whittlers .
汤普逊先生感到很宽慰，他培养成了一批不是光会削木头的好青年，虽然他自己也不知道是怎样培养的。 |
