So microflora increase tilth.
也就是說微生物群落能提高耕性.
互聯網
Some of these provide tilth to a soil.
有些有機肥是用來改善土壤的耕性的.
互聯網
The distribution position of cotton root system in the tilth is closely related with cotton yield.
棉花根系在耕層分布的位置與產量密切相關.
互聯網
The root distribution in different tilth layer is different.
各品種在耕層不同深度分布也不同.
互聯網