Tian ran wen yan qu liu yu nong ye zi ran zi yuan yan jiu /
天然文岩渠流域农业自然资源硏究 /
| Other Authors: | |
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| Format: | Book |
| Language: | Chinese |
| Published: |
Beijing :
Ke xue chu ban she : Xin hua shu dian Beijing fa xing suo fa xing,
1987
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| Edition: | Di 1 ban |
| Series: | Huang Huai Hai Pingyuan zhi li yu kai fa yan jiu wen ji, 1983-1985
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| Subjects: |