soil organic layer

基本解釋

The results show that soil organic carbon contents and storages in each soil layer increases with the increasing years of C.
結(jié)果表明，各層次土壤有機(jī)碳含量和儲(chǔ)量隨小葉錦雞兒種植年限的增加而增加。
The variation of organic-mineral complex content and the distribution characteristics of organic carbon fractions in black soil plough layer under different tillage periods;
研究了不同耕作方式下黑土有機(jī)無(wú)機(jī)複郃躰組成及有機(jī)碳在各級(jí)複郃躰中的分佈特征。
The article investigates and analyzes the content of organic matter and cationic exchange of upper and under layer of soil planting vegetable of 14 villages in Chenggong county.
對(duì)呈貢縣14個(gè)村的蔬菜土壤上下層有機(jī)質(zhì)含量和陽(yáng)離子交換量進(jìn)行調(diào)查分析。