Banzao, the four famous dates in Shanxi
Distribution Tao Liang, Yao Cun, Nanyang, Dongtuan, Xituan and Xiangfen County in Jishan County have been cultivated in pieces.
Botanical characteristics crown round head shape, tree posture open, dry weak, moderate tree potential, tree body large. Trunk taupe, skin vertical and horizontal crack, crack money, easy to peel off. Date head branch brown red, annual growth of 35 - 75 cm, between the book slightly curved, large and medium-sized pores, gray. Date strand taupe, conical or long conical. Usually, 3 - 9 dates are hung, and the hanging length is 12 - 19.5 cm. Fruit more parts 6 - 12 books, flowers in quantity, each inflorescence has a single flower 1 - 7, jujube hanging leaves 10 - 15, leaves small and thick, oval, long 3.6 - 5.4 cm, wide 1.7 - 2.5 cm, apex obtuse, margin serrated obtuse, base wedge or round, green, petiole 0.2 - 0.5 cm long.
Biological characteristics 40-year-old plant stem height 1.2 meters, stem circumference 0.76 meters, tree height 6 - 8 meters, branch spread 5.6 - 7.8 meters. The germination ability of jujube head is weak, and the fruit strength of the current year is strong. It entered fruiting stage earlier, higher yield and unstable yield. 40-year-old single plant produces 30 - 40 kg of fresh dates. It germinates in early April, blooms in mid-May, reaches full bloom in early June, ripens in mid-September, and leaves in mid-October.
Fruit small, flat obovate, vertical diameter 2.7 - 3.6 cm, transverse diameter 2.3 - 2.8 cm, average fruit weight 9.2 grams, the largest fruit weight 14 grams. Fruit smooth, thin skin, dark red, fruit point small more prominent. Pedicel depression in the deep, wide, concave top width shallow. The flesh is thick, white green, compact and crispy, sweet and juicy. The sugar content of fresh jujube is 33.7%, the acid content is 0.36%, and the vitamin C content is 499.7 mg per 100 grams of flesh. The sugar content of dried jujube is 74.6%, and the acid content is 2.4%. The nucleus is small, conical, 1.39 - 1.99 cm in longitudinal diameter, 0.55 - 1.02 cm in transverse diameter, with an average weight of 0.34 g. The edible part accounts for 96.3% of the fruit weight. Nuclear surface rough, furrows shallow, apex short and sharp, base slightly obtuse, kernel percentage 15%, kernel not full. The fruit quality was excellent, and the drying rate was 64%. And Jun jujube, pot bottle jujube, phase jujube listed as Shanxi four famous jujube. Disadvantages: small fruit, serious fruit drop before harvest, not resistant to cracking fruit.
Cultivation points This variety is moderate in tree vigor, large in tree body, weak in disease and insect resistance, weak in salt and alkali resistance, easy to dye jujube madness, suitable for cultivation in areas with fertile soil and convenient watering.
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Pollution-free control of jujube inchworm
The principle of control is to make use of the characteristics of overwintering under the tree and no wings of the female moth to strengthen the control under the tree to eliminate or stop the female moth from laying eggs on the tree. Large area control can reduce the number of insects by 80% to 90%. On the basis, pollution-free pesticides can be used to eliminate leakage larvae on trees. 1. Digging pupae manually. Before the emergence of adults in spring, the pupae were dug up in the soil layer around the tree with a depth of 1 meter and a depth of 15 centimeters, and pupa blocks were collected for centralized treatment. It can also turn over the tree disk deeply in autumn to destroy its overwintering place and make it impossible.
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Qin Yuxing
"Qin Yu" is an apricot variety selected by Liu Zhenzhong, College of Horticulture, Northwest University of Agriculture and Forestry, and was recently approved by Shaanxi Provincial Forest Variety examination and approval Committee. The variety has strong frost resistance, strong ability of self-pollination and strong early fruit. after 3 years, the average weight of single fruit is 75g, the yield per plant is about 7kg, the background color of fruit is yellow, the sunny side is red, and the sour and sweet are moderate.
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