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| 公开/私有: | 公开 私有 |
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| 公开/私有: | 公开 私有 |
- 遗传育种 (5)
- breeding (4)
- genetic engineering (3)
- plant breeding (3)
- plants (3)
- 作物育种 (3)
- 植物育种 (3)
- food security (2)
- 养殖业 (2)
- 分子育种 (2)
- 研究 (2)
- 种植业 (2)
- agricultural productivity (1)
- agriculture and state (1)
- botanical chemistry (1)
- botany (1)
- climatic factors (1)
- crop yields (1)
- crops (1)
- crops and climate (1)
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著者:
Watkin Williams.
出版社:
Blackwell Scientific Publications,
出版日期: c1964.
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