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https://www.ahs.ac.cn/images/0513-353X/images/top-banner9.jpg|#|观赏荷花
https://www.ahs.ac.cn/images/0513-353X/images/top-banner10.jpg|#|菊花
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https://www.ahs.ac.cn/images/0513-353X/images/top-banner12.jpg|#|菊花
负载量对苹果光合速率及干物质生产的影响
冉辛拓;张新生;王学军
Effect of Crop Load on Photosynthetic Rate and Dry Matter Production of Apple
Ran Xintuo;Zhang Xinsheng;Wang Xuejun
园艺学报 . 2003, (03): 351 -351 .