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遵化市林业局于2002年与保定天丰农产有限公司合作收购出口红富士苹果。遵化所产红富士苹果具有果个大、着色好、含糖量高等优点,能够达到国外客商的标准要求。但仍存在以下质量问题: 1、着色不一致。部分内膛果因采收过早而着色较差;部分苹果因叶片遮挡产生块状绿斑;部分苹果因未转果产生阴阳面。 2、萼洼处有小黑点。为真菌侵染所致,在连续阴雨、树冠郁闭、施氮肥多的果园发生较多,套袋果在湿度大、透气性差、温度高的条件下,更易诱发小黑点。
Zunhua City Forestry Bureau in 2002 and Baoding Tianfeng Agricultural Co., Ltd. acquisition of export Fuji apples. Red Fuji apple produced by Zunhua has a large fruit, good coloring, high sugar content advantages, to meet the standards of foreign merchants. But there are still the following quality problems: 1, coloring inconsistent. Part of the boreholes harvested due to premature harvest and poor; part of the apple blockage due to leaf block green spot; part of the apple due to non-turning produce yin and yang. 2, calyx depression has a little black spots. Infected by fungi, continuous or rainy, canopy canopy, nitrogen fertilizer and more occurred in orchards, bagging fruit in humidity, poor ventilation, high temperature conditions, the more likely to induce small black spots.