通过室内培养试验研究了玉米秸秆在暗棕壤和水稻土中分解期间全土及不同结合态胡敏酸、富里酸数量的动态变化。
In a laboratory incubation experiment, timing change in amount of humic acid(HA) and fulvic acid(FA) was studied in dark-brown soil and paddy soil during corn stalk decomposition.
采用综合评分法对不同土质长白落松木材的有关指标进行制浆造纸性能的综合比较分析得出∶土壤为暗棕壤的长白落叶松用作造纸用材较好。
Comprehensive analysis of the relevant factors for papermaking by comprehensive evaluation method indicates that larch wood in dark brown soil is suitable for papermaking.
暗黄棕壤中含有少量三水铝石。
There is a small amount of gibbsite in the dark-yellow-brown soil.
暗黄棕壤中含有少量三水铝石。
There is a small amount of gibbsite in the dark-yellow-brown soil.
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