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What tree shapes are suitable for almond? Key points of training and pruning techniques
According to the light-loving characteristics of almond, adopting a tree shape with an open canopy and good ventilation and light penetration makes it easy to obtain high yields. Suitable tree shapes include the round-headed shape, the tiered shape, the cup shape and the natural open-center shape, among which the natural open-center shape is used more often. After the young seedlings are planted, the trunk is headed at 60-100 cm. If the planted seedlings already have branches but these cannot be used as main branches, keep a few buds at the base of these branches and carry out relatively heavy renewal pruning; in the spring of the 2nd year, when the new shoots reach about 10 cm in length, select and retain 3
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What are the tree species characteristics of the dawn redwood? Read this one article to understand
The tree species characteristics of the dawn redwood are: it is a deciduous tree of the Taxodiaceae family. It can reach a height of more than 35 m, with a diameter at breast height of 2.5 m. The trunk is upright at the top, and the base is often swollen; the crown is conical. It is a precious tree species unique to China. It is an ancient relict plant. The dawn redwood is highly adaptable, but it prefers a mild and humid climate and deep, fertile, moist soil. Drought, barrenness, low temperatures and saline-alkali conditions are not conducive to the growth of the dawn redwood. The wood of the dawn redwood has straight grain, is light and soft, has little difference in shrinkage, and is easy to process. It is suitable for timber for construction, furniture, farm tools, ships and so on, and can also be used as a raw material for papermaking. At the same
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What kind of tree is the golden-leaf dawn redwood?
The golden-leaf dawn redwood (M. glyptostroboides 'GoldRush') is a cultivar of the dawn redwood developed in recent years. It is a fast-growing, vigorous deciduous tree with reddish-brown bark; its leaves are flat and linear, arranged in 2 opposite rows on short shoots; the new leaves remain golden yellow through all three seasons of spring, summer and autumn. The golden-leaf dawn redwood is mostly introduced from Japan, has relatively strict requirements for microclimate, demands fairly high air humidity, and prefers a humid climate. At present, in Beijing, Jiangsu, Shanghai, Zhe
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Cultivation Techniques for the Suitable Tree Species Metasequoia in Jiangxi Province
Metasequoia (Metasequoia glyptostroboides) is an ancient and rare tree species native to Hubei, China, and has been listed as a national first-class protected tree species. It is fast-growing, light-demanding, cold-tolerant, and highly adaptable, and has been introduced and cultivated throughout both northern and southern China. In its place of origin, it is distributed at an elevation of 900-1500 m, mainly growing in well-drained gullies, streamside areas and mountain hollows with deep, fertile soil. However, it grows poorly in low-lying wet sites where the water table is too high and water accumulates for long periods. When introducing it, alluvial soil along rivers in the plains is generally preferable, while in hilly and mountainous areas it grows vigorously on mountain yellow soil, and mountain hollows and relatively moist gentle slopes at the foot of mountains are more suitable.
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Detailed Explanation of Key Techniques for Transplanting Large Red Spruce (Picea koraiensis) Trees
Red spruce, also known as Tiger-tail Pine, Korean Spruce, etc., is an evergreen tree of the genus Picea in the family Pinaceae. It is native to Northeast China and Korea, and is now widely planted in the Beijing and Qingdao areas, with some distribution in the Northwest as well. This tree species has a graceful form, with a spire-shaped crown and large branches that spread horizontally or extend slightly at an angle; it is highly adaptable, with a shallow root system and well-developed lateral roots, making it relatively easy to survive after transplanting. I. Transplanting Time: Spring is the best time for transplanting large trees. Under complete technical measures, transplanting in late November and late May can both achieve a survival rate of over 98%. II. Transplanting Preparation
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Detailed Explanation of High-Quality and High-Yield Cultivation Techniques for the Tea Tree Mushroom
The tea tree mushroom (Agrocybe aegerita) has a thick and fleshy fruiting body, a crisp and tender stipe that is delicious, and is rich in nutrients. It contains the eight essential amino acids required by the human body, among which lysine, arginine, and glutamic acid are present in relatively high amounts, and it also possesses certain medicinal value. For its high-yield cultivation, the following key techniques should be mastered. Selecting excellent spawn: excellent spawn has white, dense, thick, vigorous, and uniformly consistent mycelium. Any spawn showing yellow, green, black, orange-red, or other colors is contaminated by foreign molds, and such spawn should not be used. Selecting the optimal cultivation period: the suitable temperature for fruiting of the tea tree mushroom is 16°C to 3
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Pruning Methods for Goji Trees in the Late Full-Bearing Stage
In the late full-bearing stage, the tree grows weakly, produces fewer shoots, and has short branches, with a marked decline in yield. At this time, the main task of pruning is to strengthen the tree's vigor. In addition to the general pruning carried out for trees in the full-bearing stage, the weakened scaffold branches or branch groups should also be renewed and rejuvenated. The specific method is to pinch off the growing tips of water sprouts in summer, and after side branches emerge, train them into new branch groups, while cutting back the scaffold branches above the water sprouts. If there are no water sprouts, cut back in spring pruning to the middle of 3-5 year old scaffold branches, or even a bit more severely, to stimulate the latent buds below the cut to sprout water sprouts,
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Detailed Explanation of the Key Points of Shaping and Pruning Techniques for Young Goji Berry Trees
Goji berry trees generally enter the young tree stage 4-5 years after planting. At this time, the tree body grows vigorously and has a strong branching ability. If the branches are pinched back, they can sprout branches three or four times within a year. The shaping and pruning of young trees is mainly focused on shaping, selecting and retaining strong branches to cultivate the tree crown framework, gradually expanding the tree crown, cultivating branch groups, and increasing fruiting branches. In the selection and cultivation of tree shape, flexible adoption should be made according to cultivation conditions, with the principle of favoring high yield, laying the foundation for future high yields. Although there are many tree shapes for goji berry trees, the principles of shaping and pruning are basically the same; only the
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Technical measures for snow and freeze protection of mulberry trees, tea trees and fruit trees
I. Fruit: (1) Citrus: Before freezing, spray an anti-transpirant insulation agent on the tree canopy, and light smoke in the orchard to improve the freeze protection effect. For citrus affected by freezing injury, promptly remove curled, frost-killed leaves and withered shoot tips, bandage branches damaged by snow pressure, prune and shape branches broken by pressure, treat wounds with a wound protectant, promptly spray foliar fertilizer, and strengthen fertilizer and water management. For lightly frozen trees, apply 0.5% urea as a foliar topdressing 2-3 times; for severely frozen trees, it is advisable to apply light fertilizer multiple times in split applications. (2) Loquat: Insulate the tree disk by hilling soil or covering it with rice straw;
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What are the control methods for bacterial shot hole disease in peach trees?
(1) Damage symptoms. Peach bacterial shot hole disease mainly damages peach leaves, and also infects twigs and fruit. After leaves are affected, nearly round or irregular brown lesions appear, and the lesions gradually dry up and fall off to form shot holes, hence the name shot hole disease. In severe cases, several lesions often join together to form large scorched patches, causing most of the leaf to dry up and resulting in early defoliation, so the disease is also called peach early defoliation disease. (2) Control methods. 1. Strengthen comprehensive management of the peach orchard. Apply more organic fertilizer, avoid
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