果实的着色固然与品种有关,但是外界条件的影响也很大。条件好,红色品种可以红的发紫,黄绿色品种也能产生红晕;条件不好,红色品种也会变成绿蛋子果,黄绿色品种那就更不用说了。果实的着色首先与光照特别是紫外光有高度的相关性。在年日照小于1500小时,尤 Although the coloring of the fruit and variety, but the impact of external conditions is also great. Conditions are good, red varieties can be red purple, yellow-green varieties can also produce flush; conditions are not good, red varieties will become green egg fruit, yellow-green varieties that not to mention. The coloring of the fruit is first of all highly correlated with light, especially UV light. In the year less than 1500 hours of sunshine, especially