Present situation, problem, prospect and practical implementation program of education and research for efficient utilization and conservation of cultivated lands and appropriate application of agricultural chemicals.
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| Formato: | Libro |
| Lenguaje: | English |
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Ibaraki, Japan
University of Tsukuba
1991
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| Colección: | Education and research for higher agricultural productivity conserving nature and agroecosytem in Asia and the Pacific countries
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