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Do different cotton varieties require different fertilization methods, and what are the similarities and differences?
Recently, when the author visited cotton-producing areas in counties and cities such as Tianmen, Hanchuan, Jingshan, and Jianli, as well as Huarong, Anxiang, and Nanxian in Hunan Province, many farmers asked about cotton fertilization techniques. They often regard fertilization as one of the important means of increasing yield, so they show great concern about fertilization techniques. Years of experience and lessons in cotton fertilization tell us that the common experience for increasing cotton yield through fertilization is: apply sufficient basal fertilizer, apply seedling fertilizer quickly, apply bud fertilizer steadily, apply flower and boll fertilizer heavily, and apply boll fertilizer universally. However, when it comes to different cotton varieties, there are differences in fertilizer application.
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What is the difference between ordinary Gastrodia elata and "Mingtianma"? Are they two different varieties?
After harvesting Gastrodia elata, select those that are large, uniform, and have a red "parrot's beak," wash them in water, peel them, boil them (adding alum water), shape them, dry them, and then fumigate them with sulfur; in this way the color is good, and through this fine processing "Mingtianma" is made. Most of those supplied for export are called Mingtianma. Gastrodia elata and Mingtianma are the same variety; the only difference is that the processing is coarse or fine.
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What is the difference between Japanese euonymus (Euonymus japonicus) and Jiaodong euonymus (Euonymus kiautschovicus)?
Japanese euonymus and Jiaodong euonymus are evergreen plants of the same genus but different species, both good materials for hedges. The leaves of both are leathery, and there is no obvious difference in leaf shape, so many people lump them together. The main differences between the two are described below: 1. Plant form. Japanese euonymus has a compact form, the branches are relatively upright, and the natural branching point of the side branches is relatively high; Jiaodong euonymus has a loose form, the natural branching point of the side branches is relatively low, and the branches at the base are prostrate and can take root. 2. Leaves. Although the leaves of both are leathery, the fine serrations on the leaf margin of Japanese euonymus are more
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What is the difference between the azalea varieties Wubaozhu and Wubao Luzhu
Comrade Tongqing, Wubaozhu is a precious variety among Western azaleas, with a flowering period in August, large double flowers, the outer ring of large petals slightly embryonic in shape, the flowers opening in an expanding form, multicolored, in colors such as red, white, and pink. Its main bud sport varieties include Pink Wubao, Pink Tianhui, Huan Tian Xi Di, and others. If the plant grows vigorously, when the flowers reach a late stage the flower center protrudes, and it is also called Gutou Wubao. The general growth pattern is that flowers and leaves emerge together, the leaves are ovate, thick and glossy, with obvious veins, the branches and leaves are sparse, and the branches are sturdy. Wubao Luzhu belongs to the summer azalea varieties, also called Chinese azalea, and is
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Detailed Explanation of the Differences and Origins of Snake Sex Chromosomes
The sex of snakes is determined by sex chromosomes and belongs to the ZZ/ZW mechanism. To study the origin and evolution of snake sex chromosomes, Kazumi Matsubara and other researchers from the Creative Research Initiative Sousei (CRIS) at Hokkaido University in Japan used fluorescence in situ hybridization to measure the four-striped rat snake (Elaphe quadrivirg
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What is the difference between Torreya grandis and Taxus? This article teaches you to tell them apart quickly
Torreya grandis, also known as Chinese torreya, Yu torreya, and torreya seed, is an evergreen tree of the genus Torreya in the family Taxaceae, and is an economic tree species unique to China. It mainly grows in Zhejiang, Anhui, Fujian, Jiangsu, Guizhou, Hunan, Jiangxi and other provinces south of the Yangtze River in China, among which Zhejiang's Fengqiao Chinese torreya, Anhui's Taiping Chinese torreya, and Jiangxi's Yushan Chinese torreya (nut) are the most famous. Its fruit is a treasure among dried fruits, containing rich protein and a variety of trace elements. In addition, Chinese torreya is also a precious Chinese medicinal material, with the effects of killing parasites, relieving food stagnation, and moistening dryness.
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Key points to note during the fruiting period of shiitake mushrooms: regulation of temperature and humidity differences
Increase the day-night temperature difference. In late autumn and early winter, daytime temperatures are high and nighttime temperatures are low. Cover with a layer of film during the day so that the temperature inside the mushroom bed is 2°C-3°C higher than outside the film, then open the film after 10 p.m. so the temperature drops rapidly. After several consecutive days, a large number of primordia will emerge on the surface of the mushroom logs and develop into mushroom buds. Control the humidity of the mushroom yard. After color change, initially maintain the relative humidity of the mushroom bed at about 85%. As large numbers of mushroom buds differentiate into caps and stipes, lower the air humidity to about 80%. Create a suitable dry-wet difference. In the early stage of autumn mushrooms, the internal water content of the mushroom logs is relatively sufficient and can safely
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What is the difference between Cibotium barometz and Cibotium barometz rhizome?
Scientific name: Cibotium barometz Aliases: Cibotium barometz rhizome, yellow dog head, monkey hair head Family and genus: Belongs to the family Dicksoniaceae, genus Cibotium Plant type: Large perennial herbaceous terrestrial fern Morphological characteristics: The plant can reach up to 3 m in height. The rhizome is thick and fleshy, growing upright or lying horizontally on the soil surface, and it and the base of the leaf stalks are densely covered with long golden-yellow hairs, shaped like a dog's head, hence the name. At the top, leaves grow in clusters; the leaf stalks are thick and long; the leaf blade is broadly ovate-triangular, with length and width almost equal, tripinnatifid, and the ultimate segments are falcate-lanceolate,
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What is the difference between French plane tree, paulownia, and Chinese parasol tree?
The Chinese parasol tree is a deciduous tree of the family Sterculiaceae. It is not related to the tung tree (Euphorbiaceae), the paulownia of the family Scrophulariaceae, or the French plane tree (Platanaceae), despite sharing the name "tong." The Chinese parasol tree is tall and imposing, with a trunk free of knots that rises straight upward, holding aloft a great emerald-green umbrella of foliage with a spirited bearing. Its bark is smooth and jade-green, its leaves dense, and from trunk to branch it is lush throughout, appearing exceedingly elegant and clean - no wonder people also call it "qingtong" (green paulownia). "A single green jade stands upright, a thousand leaves like green clouds piled up" - these two lines of poetry capture to the fullest the charm of the Chinese parasol tree's green leaves and jade trunk, and the graceful shade it casts.
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What are the similarities and differences between Chinese and American cotton grading standards?
The United States is a major cotton-producing and cotton-consuming country, with half of its annual cotton production used for domestic consumption and half for export. As a result, American cotton standards have an important influence worldwide and are used by 24 countries and regions; they are also known as the universal cotton standards. Below is a brief introduction to the similarities and differences between Chinese and American cotton grading standards: Cotton grade is a reflection of the overall quality performance of cotton, and the cotton standards of most cotton-producing countries in the world include a cotton grade inspection item. In the U.S. cotton standard
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