increasing of soil fertility的意思|示意

Natural soil fertility is dropping in many areas because of continuous industrial fertiliser and pesticide use, while the growth of algae is increasing in lakes because of the fertiliser run-off.

在很多地区，由于工业化肥和农药的持续使用，导致自然土壤的肥力正在下降，然而化肥的流入却导致湖泊中藻类生长得越来越快。

The density of Taiwania flousiana plantation should be adjusted to accelerate the growth of undergrowth vegetation, thus improving soil physical and chemical properties and increasing soil fertility.

秃杉人工林生长过程中要经常调整密度以促进林下植被生长，从而改善土壤理化状况，提高土壤肥力。

So using sludge and bacterial sludge can increase the microorganism number, raise microorganism activity and accelerate changeover of organic matter in the soil, thus increasing the fertility of soil.

施入底泥、菌泥均可增加土壤微生物数量，提高微生物活性，加快土壤有机成分转化，提高土壤肥力。

A combination of increasing population, decreasing rainfall and soil fertility and a surge in food prices has left Africa uniquely vulnerable to famine.

人口在不断地增长。反之，降雨量在减少、土壤肥力在下降、粮食价格在飚升，使得非洲极易受到饥荒的侵袭。

Natural soil fertility is dropping in many areas because of continuous industrial fertilizer and pesticide use, while the growth of algae is increasing in lakes because of the fertilizer run-off.

在很多地区，由于工业化肥和农药的持续使用，导致自然土壤的肥力正在下降，然而化肥的流入却导致湖泊中藻类生长地越来越快。

The negative correlativity between the yield and the protein content of spring wheat grain were changed by increasing soil fertility and harmony the correlation fertilizer and soil water content.

籽粒产量和蛋白质含量之间的负相关关系可以通过培肥地力和合理的肥水运筹加以协调。