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1.核桃的贮藏特点核桃为一种营养价值很高的干果,较耐贮藏。核桃果实外有总苞,总苞内包被着坚硬种壳(核桃壳)的种仁。核桃总苞与种仁的成熟期不一致,往往是种仁先熟,总苞后熟。核桃必须达到完全成熟期才能采收。核桃完全成熟的特征是外果皮由青变黄,顶部出现裂缝,总苞自然开裂,容易剥离。核桃壳坚硬,呈黄白色或棕色。当全树80%的核桃成熟时为最适采收期。贮藏用的核桃采收后要经过脱总苞、漂洗、干燥、防虫、杀菌处理后才能入贮。核桃在贮藏期间常发生霉烂、虫害和变
1. Walnut storage characteristics Walnut is a high nutritional value of dried fruit, more resistant to storage. Walnut fruit outside the involucre, involucre wrapped with hard seed shell (walnut shell) seed kernels. Walnut involucre and seed kernels are not the same maturity, often kind of seed first cooked, involucre cooked. Walnuts must reach full maturity to harvest. Fully mature walnut is characterized by exocarp from yellow to green, the top of the cracks, the natural involucral cracking, easy to peel. Walnut shell hard, yellowish white or brown. When the whole tree 80% of walnuts mature when the optimum harvest time. After the storage of walnut harvested to go through the total involucre, rinse, dry, pest control, sterilization before storage. Walnuts often occur during storage mildew, pests and changes