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What are the main improved walnut varieties in China?
1. Lüling Origin and distribution: A bud sport selected from Xiangling walnut by Hebei Agricultural University and Hebei Lüling Fruit Industry Co., Ltd. Selected in 1995, after multiple generations of grafting propagation, the traits are stable, intermediate testing in 2000, and in 2005 it passed the Hebei Provincial Forest Tree Variety Approval Committee
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What are the main improved walnut varieties in China?
1. Liaoning No. 1 Source and distribution: Bred by the Liaoning Institute of Economic Forestry through artificial hybridization. Belongs to the early-bearing walnut variety type. Economic traits of the fruit: The nut is round, weighing 9.4 grams. The shell surface is relatively smooth, light in color, and the shell thickness is about 0.9 mm. The whole kernel can be extracted. Nut
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The improved variety of Jianlan (Cymbidium ensifolium) Huang Guangdeng blooms with stable flower quality
Promote Chinese orchid culture, spread orchid knowledge. Huang Guangdeng, plum petal, one of the eight famous Jianlan (Cymbidium ensifolium) varieties. This variety is an improved variety of Huang Guangdeng. Original price 150 yuan, current price 108 yuan per seedling, minimum order of 2 seedlings, genuine, free shipping. It is the old Jianlan variety Huang Guangdeng crossed with...
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Improved variety of Cymbidium ensifolium (Four-Season Orchid) 'Huang Guangdeng', stable flowering
Huang Guangdeng, plum petal type, one of the eight famous varieties of Cymbidium ensifolium. This variety is an improved cultivar of Huang Guangdeng; it is unknown which variety the old Cymbidium ensifolium cultivar Huang Guangdeng was crossed with. Its flowering is more stable than the old Huang Guangdeng, and it does not flower erratically (the old cultivar easily does). The flower color is a little greener (the old cultivar is more yellow), and the leaves are a bit stiffer and more upright. Its plant form is arching-upright, with a strong waxy feel, stiff and erect, leaf color on the yellowish side, leaf tips rather blunt, and foot sheaths silver-red. It has three to five leaves, leaf length 30-40cm, leaf width about 1-1.5cm, large pseudobulbs, and strong flowering capacity, normally producing five flowers and up to eight when vigorous. When the flower buds emerge from the soil they are silver-red, covered with sandy mottling, with veins extending through the tip, slender and long
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Practical experience in rejuvenating old pear orchards: achieving both stable yield and improved quality
Practical rejuvenation of old pear orchards for stable yield and improved quality 1 Orchard renovation methods 1.1 Tree framework renovation Adjusting the tree structure: fix 5-6 scaffold limbs, with 3-4 on the first tier and 2-3 on the second tier, the upper canopy spread less than 1/3 of the lower canopy spread, clear out auxiliary nurturing branches between tiers, control tree height at around 4 m, double-layer open-center form (Figure 1, Figure 2).
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How can the survival rate of tree saplings be improved when planting in summer?
During landscape construction, we often still encounter the problem of transplanting trees in summer. Because high temperatures cause heavy transpiration from branches and leaves, tree survival is affected. Therefore, to improve the survival rate of seedling planting in summer, it is necessary to take some essential...
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How can sheep flock reproduction rates be improved? These technical measures need to be mastered
Technical measures to improve sheep flock reproduction rates
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How Can Laying Hen Production Performance Be Improved? An Analysis of Influencing Factors
Influencing Factors for Improving Laying Hen Production Performance
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Scientific Feeding Methods and Technical Key Points for Improved Cattle
Scientifically Feeding Improved Cattle
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How can the survival rate be improved in meat duck farming?
How can the survival rate of meat ducks be improved?
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