The result indicated:(1) The potassium can accelerate the compounding and stabilization of chlorophy, ameliorate the photosynthesis of apple tree, improve the growth of new-treetop;
钾素可以促进果树对多个元素的吸收与利用以及调节各个元素之间的比例关系；
The result indicated:(1) The potassium can accelerate the compounding and stabilization of chlorophy, ameliorate the photosynthesis of apple tree, improve the growth of new-treetop;
钾素可以促进果树对多个元素的吸收与利用以及调节各个元素之间的比例关系；
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