果樹花粉的立即效應

Immediate Effects of Pollen in Fruit Trees

果樹花粉親對母本果實或種子或是兩者皆會產生當代的立即效應，其影響範圍包括果實或種子的形狀、大小、品質、顏色、貯藏期限、種子休眠及成熟期早晚等，本文列舉一些果實直感（metaxenia）與種子直感（xenia）的實例，期望能引起果樹產業對選擇果園授粉樹的重視，以達到提高產量或改進品質的目的。

The pollen parents of fruit trees have direct action on the fruits and/or seeds. The immediate effect of pollen may affect the shape, size, quality, color, and duration of storage of fruits or seeds, seed dormancy or fruit ripening. Many cases of metaxenia and xenia in the fruit trees were discussed in this paper. It showed the merits of using pollenizer of fruit trees, since the quality or ripening time of fruit can be improved. It would be worthwhile to find a suitable pollen source for fruit production.