✦ LIBER ✦
Developing an improved agricultural economy based on ecological relationships in a soil erosion area in the north of China
✍ Scribed by Yan Chuanqi; Yang Weizhang; Li Chunte; Han Xiaozong; Ma Fenglin; He Wanyun
- Publisher
- Springer
- Year
- 1989
- Tongue
- English
- Weight
- 322 KB
- Volume
- 8
- Category
- Article
- ISSN
- 0167-4366
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