Regional Differentiation of Grain Production of Commodity Grain Bases in the Northeast China
CHENG Ye-qing, ZHANG Ping-yu
JOURNAL OF NATURAL RESOURCES ›› 2005, Vol. 20 ›› Issue (6) : 925-931.
Regional Differentiation of Grain Production of Commodity Grain Bases in the Northeast China
{{custom_ref.label}} |
{{custom_citation.content}}
{{custom_citation.annotation}}
|
/
〈 | 〉 |