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以五年生富士苹果树为试材，研究了叶面喷施锌肥对光合作用的影响。
Fuji apple trees of five years old were used as materials in the experiment. The effect of spraying Zn on leaves on photosynthesis was studied.
速溶巴雅尔锌是北京德瑞宝科技开发有限公司用独特工艺精制而成的高效速溶叶面喷施锌肥。
Zinc is instant Sainbair Derui Beijing Technology Development Co., Ltd. refined by using a unique process of high-performance zinc spraying instant.
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