Apricot varieties: a swarm of bees
Applicant: Hebei Provincial Forest Variety examination and approval Committee.
Approval: approved by the National crop Variety approval Committee in 1993.
Variety registration number: GS140ll-1992.
Variety source: local varieties in Zhangjiakou area of Hebei Province.
Characteristics: the crown is round head-shaped, the tree growth potential is medium, the trunk is brown-purple, and the skin is rough. The leaves are dark green, heart-shaped, fine branches, short internodes and easy to form string-shaped branches. The fruit is large and dense, the fruit is oval, the flesh is light yellow, and the taste is sour. 5Mel 6 kg fruit 1 kg kernel, 520 Mel 600 per kg core, kernel rate 33% Mel 36%, almond convex branch, heart-shaped, about 1600 per kg, kernel skin brown. The fruit is early, mainly short fruit branches and bouquet-like fruit branches. High yield, drought and cold tolerance. Apricot for kernel, sweet and fragrant seed, good quality, high kernel rate.
Main points of cultivation: grafting and propagation, rectangular planting, 44muri 110 plants per mu. The cultivation and management is the same as that of other fruit trees, with a fixed stem of 60-80 cm after planting, with a natural round head shape, mainly cut and supplemented by slowness. Timely prevention and control of diseases and insect pests.
Suitable scope: Hebei, Beijing, Tianjin, Shanxi, Liaoning and Inner Mongolia and other provinces and cities.
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A New High quality Peach Variety-- Penglai Red Mannan
Penglai red nectar is a new dominant peach variety introduced from Japan. This variety has strong trees, strong branches, mainly medium fruit branches and short fruit branches, and low self-fruiting rate, so it is necessary to configure a certain number of pollination trees when setting up the garden. Generally, the yield per mu was 750-1000kg per mu in the third year, 1500 kg per mu in the fourth year, and 2500 kg per mu after 5 years. The fruit is large. Under the condition of reasonable fruit thinning, the average weight of single fruit is 280g, and the maximum weight of single fruit is 610g. The fruit is round, hard and resistant to storage and transportation.
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Flower and Fruit Protection of Kernel Apricot
1. Irrigation before flowering in apricot about 10 days before flowering can reduce the ground temperature, increase air humidity, delay flowering for 4 days, and help to avoid the harm of late frost. two。 Special attention should be paid to frost forecast at flowering stage. When frost is predicted, the method of smoking should be taken in time to prevent frost, that is, the sundries such as straw and fallen leaves should be lit before Frosts Descent, so that the smoke will cover the whole apricot orchard and the temperature can be increased by about 2 ℃. Aerosols can also be used, with a formula of 20% ammonium nitrate, 15% waste diesel, 15%
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