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.
连续3个生长季跟踪观测了35株成年红富士苹果树的果实生长发育状况，以早期预测采收时果实大小为目标进行相关分析。
The fruit growth evolution on 35 tagged 'Fuji' apple trees was observed in three successive growing seasons from 1994 to 1996 to exploit a new method for forecasting the fruit size in early stage.
连续3个生长季跟踪观测了35株成年红富士苹果树的果实生长发育状况，以早期预测采收时果实大小为目标进行相关分析。
The fruit growth evolution on 35 tagged 'Fuji' apple trees was observed in three successive growing seasons from 1994 to 1996 to exploit a new method for forecasting the fruit size in early stage.
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