地力

duō shī dǐ féi néng zēng jiā dì lì

多施底肥能增加地力。

Supply more base fertilizer can increase soil fertility.

shǐ yòng féi liào tí gāo dì lì

使用肥料提高地力

use fertilizer to improve soil fertility

bǎo chí dì lì

保持地力

preserve soil fertility

dì lì shuāi tuì

地力衰退。

The soil fertility is declining.

jiǎ yuán sù zài zhú lín péi yù hú tǔ rǎng dì lì wéi chí jí yǎng fèn píng héng zhōng yǒu zhòng yào zuò yòng

钾元素在竹林培育和土壤地力维持及养分平衡中有重要作用。

K element has an important affect on the cultivate of the bamboo forest and soil fertility maintain and keep nutrient balance.

quán dì xíng lún tāi kě zuì dà xiàn dù de tí gāo yuè yě zhuā dì lì

全地形轮胎可最大限度地提高越野抓地力。

All terrain tires maximize off-road grip.