He says straw bales can require less water, and prevent plant diseases caused by too much water in soil.

他说禾捆需要的水不多，能预防土壤中水分过分引起的植物疾病。

youdao

A massive oak claims its ground for 200 years or more, outcompeting all other would-be canopy trees by casting a dense shade and drawing up any free water in the soil.

200年或更久的时间里，一棵巨大的橡树占据了它的土地，投下浓密的树荫，吸收土壤中所有自由水分，打败了所有其他可能成为树冠的树木。

youdao

The computer in the farmhouse is checking the temperature, the water and the level of organic material in the soil.

农舍里的电脑正在检查温度、水和土壤中有机物质的含量。

youdao

The water is collected through two holes and in the holes there is a siphon to carry it to the soil.

VOA: special.2010.07.13

He says the substances are especially dangerous because they travel through the air and stay in the atmosphere, soil and water.

VOA: special.2009.06.23

For the best results, carrots should be grown in sandy soil that does not hold water for a long time.

VOA: special.2009.02.24

The HighDro Power system works by harnessing the considerable energy from falling waste water in the soil pipes of high-rises, converting it to electricity.

FORBES: Going Vertical

Metagenomics takes another approach, basically putting an entire environment--the water in an ocean, the soil in a forest or the insides of an animal--into a DNA sequencer.

FORBES: Can Genomics Save The Bees?

That means building futuristic structures that use wastewater and solar power to produce hydroponic (grown in a nutrient-rich water, without soil) and aeroponic (grown in water-saturated air) crops.

FORBES: Skyscraper Farms: A Name To Know In 2011