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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 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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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 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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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 the two rice diseases? Explained clearly in one article
In recent years, bacterial brown spot of rice has shown a trend of relatively severe occurrence in some rice areas of our province. Most farmers mistakenly treat this disease as rice blast, which both increases costs and fails to achieve good results. For this reason, the two diseases are specifically distinguished below. 1. Symptoms. The symptoms of bacterial brown spot of rice are that reddish-brown small spots first appear on the upper leaves of the rice starting from the leaf tip and leaf edge, then expand into spindle-shaped, long oval, or irregular strip-like streaks, gradually spreading to the entire leaf, causing local necrosis of the leaf, with no bacterial ooze visible
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What is the difference between the potato ladybird beetle and the 28-spotted ladybird beetle?
The potato ladybird beetle and the eggplant 28-spotted ladybird beetle are very similar in morphology. As soon as the potato sprouts, adults and larvae gather on vigorous plants to feed on the leaves and cause damage, overwintering as adults. Around April, the overwintered adults lay eggs in the field, and they emerge in July. In spring-planted areas, there is 1 generation per year. The larvae and adults of the 28-spotted ladybird beetle damage the leaves of vegetables such as eggplant, potato, tomato and cucumber, causing wilting. The larvae live on the underside of leaves. In warm regions, the adults have 2 to 3 generations per year, overwinter as adults, and generations overlap. After overwintering, the adults gather
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What are the differences between Panax notoginseng and Anredera cordifolia
Anredera cordifolia: The dried tuber of the Basellaceae plant Anredera cordifolia (Boussingaultia gracilis Miers var. pseudobaselloides Bailey). After processing and brief boiling, it is used to counterfeit Panax notoginseng. The medicinal tuber is irregularly spindle-shaped or subcylindrical, some slightly flattened, slightly curved. 3-8 cm long, 1-3 cm in diameter. The whole surface bears numerous wart-like protruding buds and circular scars from breakage. The surface is grayish-brown, with curved longitudinal wrinkles and a few
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What is the difference between Panax notoginseng and Gynura segetum? This article teaches you to tell them apart
Also known as red-backed sanqi, soil sanqi, and blood-breaking elixir. The source is the root of the Asteraceae plant Gynura segetum (Lour.) Merr. Plant morphology: perennial herb, 1-1.5 m tall. Stem erect, somewhat succulent, with fine longitudinal ridges. Basal leaves clustered, spoon-shaped, entire or serrate or pinnately divided, purple-green beneath; cauline leaves alternate, oblong, 10-25 cm long, 5-10 cm wide, pinnately divided, lobes ovate to lanceolate, margin shallowly
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What is the difference between water pinellia and dry pinellia?
Dry pinellia and water pinellia are both pinellia, and the two are mainly distinguished by the shape of the tuber. The tuber of dry pinellia is spherical or oblate, 0.5-4 cm in diameter, with the bottom and lower half pale yellow, and the bottom or side of the tuber has a "scar" occupying one-third or one-fifth of the tuber surface. Water pinellia has a pointed bottom, shaped like an arrowhead, so water pinellia is also called "arrowhead". Dry pinellia is a "sphere" and water pinellia is a "cone", so the shapes are very easy to distinguish.
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