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果实着色的优劣是衡量有色品种外观质量的重要指标之一。冠内和树下果实往往因光照不足而上色欠佳,降低了产品的经济价值。为此,于1985年苹果采收时,在偃师县园艺场进行了该项试验研究工作。一、材料与方法试前根据处理果实的多少,搭一高度约150厘米的长方形支架,并在距地面50～60厘米处拉上绳网或架以棚板,用来摆放果实,架顶覆竹帘一层,用以遮光。以红玉、红星苹果品种为试材,各选择树冠内膛无着色或
The pros and cons of fruit coloring is one of the important indicators to measure the appearance quality of colored varieties. Crown and tree under the fruit often lack of light due to poor color, reducing the economic value of the product. To this end, in 1985 Apple harvest, in Yanshi County Horticultural Field conducted the pilot study. First, materials and methods According to deal with the number of fruit, take a height of about 150 cm rectangular bracket, and 50 to 60 cm from the ground at the rope nets or shelves with shelves, used to display the fruits, overhead Cover a layer of bamboo to shade. Red jade, Red Star apple varieties as the test material, the choice of crown cans without coloring or