Contributions of climatic and crop varietal changes to crop production in the North China Plain, since 1980s
| Image |  |
|---|---|
| Description | article |
| Author/s | |
| Publication date | September 22, 2009 |
| Language | |
| Country of origin | |
| Wikipedia link | |
| Copyright status | |
| Missing/wrong data? | Edit Wikidata item |