Changes in Organic Matter and Total Nitrogen of Black Soils in Jilin Province over the Past Two Decades
YANG Xue-Ming, ZHANG Xiao-Ping, FANG Hua-Jun, LIANG Ai-Zhen
SCIENTIA GEOGRAPHICA SINICA ›› 2004, Vol. 24 ›› Issue (6) : 710-714.
Changes in Organic Matter and Total Nitrogen of Black Soils in Jilin Province over the Past Two Decades
{{custom_ref.label}} |
{{custom_citation.content}}
{{custom_citation.annotation}}
|
/
〈 | 〉 |