Combinating the siol column and potted plant experiment synthesize analysis that the soil alkalinity below 30% can be all improved by hydraulic and agricultural measure without the chemical amendment.
英
美
释义
而碱化度大于30%25的土壤,必须在水利措施的配合下,利用化学改良剂才能达到改良的目的。
把海词放在桌面上,查词最方便
触屏版
|
电脑版
©2003 - 2024 海词词典(Dict.cn)
立即下载