It is lost labour to sow where there is no soil.
没有土壤，播种也是徒劳。
The mind is like a field. If one doesn' t plant good seeds, one can not reap a good harvest.
人的心地就是一畦田。土地没有播下好的种子，也长不出好的果实。
Don't some soil micro-organisms have the same effects?
有些土壤微生物不是也有这种作用吗?
With exception of soils that are cold and wet at planting time, no evidence exists that surface broadcasting of potassium fertilizer is not an adequate method of fertilization under reduced tillage.
除非在播种时土壤寒冷潮湿，没有证据表明在少耕制下钾肥地表撒施是一种不适当的方法。
SOD. Without clear objectives, chances are that a meeting will be unproductive.
没有明确目标的会议多半是徒劳无功。
Sod seeding is now a practicable proposition on permanent pastures of the better soils.
在有比较优良的土壤的永久草场上，草皮播种是一项可行的事。
as is also the labour of the sower and of the reaper.
播种者和收割者的劳动也是如此。
Disease can be spread by dirty tools, insects, inoculated soil.
疾病也能由不干净的工具，昆虫，接种的土壤传播。
Father raked the soil smooth for a seed-bed.
父亲耙平土壤做播种床。
It is no good having a super model of a horse if it has not got the right aptitude for learning and a heart big enough to keep trying when the chips are down.
如果马匹没有善于学习的资质，和在紧要关头不断努力的雄心，再好的身体也是徒劳。
It was a vain effort.
这种努力是徒劳无益的。
At first, perhaps, the systematic sowing was done in flooded lands.
最初的有组织的播种也许是在泛滥过的土地上进行的。
No one who isn't directly involved would ever believe the incredible duplication and futility.
不直接卷入的人没有一个会相信这种不可置信的重复和徒劳。
"No soil is pure clay, silt, sand or gravel, but a soil may contain a large amount of one of these. "
没有什么土壤是单纯的粘粒、粉粒、砂粒和砾石。只不过是某种土粒为主而已。
The Puritan settlement at Plymouth Plantation, although not organized with profits in mind, did not and indeed could not ignore economic considerations.
清教徒建立普利茅斯种植园时尽管心里想的不是利润，但没有也不可能忽视经济方面的利益。
a farm tool having one or more heavy blades to break the soil and cut a furrow prior to sowing.
一种农具，有一个或多个重的刃片在播种前来破开土壤制成犁沟。
The stronger the will, the more futile the task.
这种意志越是强烈，这种尝试越是徒劳。
It is futile to develop perverted knowledge that increases envy and the other five poisons.
若长养知识，却徒增嫉妒与五毒，也是徒劳。