对苹果采取人工增红措施,能大大提高苹果的商品价值,壶关县林果研究所近几年来经过不断试验,总结出以下四点措施,对苹果着色有显著效果 1.喷施草木灰 在苹果(指晚秋果)生长旺季的7～8月份,连续喷施3次3％～10％的草木灰浸出液。方法是:将1.5～5公斤草木灰浸 Apple red artificial measures to be taken, can greatly enhance the value of apples, Huguang County Institute of fruit and fruit in recent years after continuous testing, summed up the following four measures have significant effects on the apple coloring 1. Spraying ash in the apple (Referring to the late fall) growing season from July to August, 3 consecutive spraying 3% to 10% of the ash extract. Method is: 1.5 to 5 kg of ash immersed