White peach in Chuanzhong Island
Source: Japan of origin.
Characteristics: the average weight of single fruit is 350g, the fruit is round in shape and well colored. The fruit face is rose red, beautiful, the flesh is delicate and succulent, milky white, sticky core, soluble solids content 19.6%, extremely high quality, mature in early September, its tree is strong, the tree posture is open, the branching power is strong, and all kinds of fruit branches can bear fruit and produce high yield.
Main points of cultivation: the suitable planting density is 2 × 4m or 3 × 4m. The tree shape adopts "V" shape or natural open heart shape, which is planted in May of that year. When the main branch lengthens the length of the branch 40cm, the heart is removed and the lateral branch is cultured. The other branches were treated respectively according to the position and growth, the upper dorsal branch took the heart, the lateral branch took the branch, and the inferior branch did not move. In August, the main and lateral branches were pulled to 60 degrees, and the other branches were pulled to the level. The main and lateral branches were truncated at 40-50cm in winter pruning, and the middle and long branches were cut lightly at 1x3. The pruning of the second year is the same as that of the first year, except that in July, in order to form enough flower buds, each plant should be coated with 15% paclobutrazol 2-3G and watered every year before sprouting, after flowering and before freezing. Urea 1kg was applied before germination and base fertilizer 50kg was applied before freezing. Foliar fertilizer is sprayed 5-6 times a year, once every semimonthly from late April, spraying a mixture of 0.3% potassium dihydrogen phosphate and 0.5% urea.
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Introduction of three pear varieties in Jishou City
Introduce three pear varieties-Golden Pear, June Xue and Golden Autumn Fruit Dong Pear. The main results are as follows: (1) the germination period of all varieties in phenological phase is basically the same. The flowering period of Jinzhu fruit winter pear was the earliest, which was March 26, followed by June snow, golden pear and Jinqiu pear, each with a difference of 2 days. The ripening period of June snow fruit is the earliest, which is July 20, which is about 35 days earlier than that of the control Jinqiu pear (August 26), while that of Jinzhuguodong pear (November 10) is the latest, about 75 days later than that of the control.
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