ION-EXCHANGE EXTRACTION OF HUMIC SUBSTANCES FROM SOILS

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作者
BAYDINA, NL
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中图分类号
S15 [土壤学];
学科分类号
0903 ; 090301 ;
摘要
Data are presented on the content of 11 macro- and microelements in the humous substance extracted with the ion-exchange resin KB-4P2. The quantitative distribution of mineral nutrients in the humus of the main genetic horizons of Chernozems and Sod-Podzolic soils is examined.
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页码:108 / 115
页数:8
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