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Introduction to Raccoon Dog Breeds and Detailed Explanation of Selection Standards
The raccoon dog belongs to the order Carnivora, family Canidae, and is a medium-sized fur-bearing animal. According to "Fauna Sinica" (1987), the raccoon dog in China can be divided into 3 subspecies, namely the nominate subspecies, the Northeast subspecies, and the Southwest subspecies: ① Nominate subspecies: found in Jiangsu, Zhejiang, Anhui, Jiangxi, Hunan, Hubei, Fujian, Guangdong, Guangxi and other provinces and regions, body length 50-53cm, short coat, underfur is brownish-yellow, guard hairs have fewer black tips, and the black longitudinal stripe on the back is not obvious. ② Northeast subspecies: found in Heilongjiang, Jilin, Liaoning and other provinces, body length 56-90c
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What variety is the American black sweet potato? An article to help you understand
The American black sweet potato is a new black-red sweet potato variety introduced from the United States. The leaves are heart-shaped, without notches, with short vines (70-100 cm long), many branches at the base, and the top three leaves are purple-red. Each plant produces 4-6 tubers, each weighing 100-500 grams, with a maximum of 1 kg. It produces many and uniform tubers. The general yield per mu is: spring sweet potatoes 4000-5000 kg, summer sweet potatoes around 3000 kg. The tubers are spindle-shaped, with purple-black skin like dragon shells, and purple-red flesh, beautiful and attractive. After cooking, they are entirely purple-black, sweet, fragrant, mealy, and sandy,
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What kind of bacterium is Streptococcus suis? Understanding the characteristics of this pathogen
Streptococcus suis belongs to the genus Streptococcus. The cells are round or oval, less than 2.0 mm in diameter, generally arranged in chains or in pairs, and stain Gram-positive. The colonies are small, grayish-white and translucent. Most pathogenic strains are capable of hemolysis. Streptococcus suis has 35 serotypes (1-34, 1/2) as well as some untypeable strains. Among them, the four serotypes 1, 2, 7 and 9 are highly pathogenic. Muramidase-released protein (MRP) and extracellular factor (EF) are
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What harm can long-term consumption of substandard soy products cause?
The government health bureau recently conducted spot checks on Qingming festival foods sold on the market. Of 33 items, 5 were substandard. Among them, 4 soy products were found to contain residual hydrogen peroxide, and 1 peanut powder was found to contain aflatoxin exceeding the limit. The substandard rate was 15.2%. The health bureau stated that if the investigation is confirmed,
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What are the cultivation requirements for Aconitum carmichaeli? Read this article to understand the growing techniques
Cultivation requirements for Aconitum carmichaeli
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What does microbial composting do? Understanding microbially enhanced composting in one article
Microbial oil cake compost: Organic farming places special emphasis on cultivating the soil so that it can maintain the highest productive capacity, and one of the best ways to improve the soil is to apply organic fertilizers such as microbial oil cake fertilizer and oil cake liquid fertilizer. This not only significantly shortens the production time of organic fertilizer, but the method is also very simple, clean and hygienic, and crop yield and quality are markedly improved.
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Want to make your own organic fertilizer? First, understand what compost is and its benefits
Organic compost. Composting is an ancient technique that requires no precise calculations or advanced skills. With just a little effort, you can both solve the environmental problem of waste and improve soil fertility, making it well worth adopting. Let's take a look together below. Farm compost
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Which flowers cannot be kept at home? Understand clearly before growing flowers
Oleander. Oleander is a common plant in the south. The flowers of oleander are fragrant. The flowers grow mainly at the tips of the branches, clustered together like an open umbrella. Oleander flowers are funnel-shaped, with overlapping petals, in three colors: red, yellow and white, among which red is its natural color
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Is Kalanchoe suitable for growing indoors? You'll understand after reading this
Kalanchoe combines many flower colors, easy care and other advantages in one, and is very popular among flower lovers. Some flower lovers want to grow Kalanchoe indoors, but do not know whether Kalanchoe is suitable for indoor growing. Kalanchoe can be grown indoors, but it should be viewed according to specific situations. The first situation: during the flowering period, place Kalanchoe indoors for viewing
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What are the common symptoms of chicken diseases? Understanding the key identification points in one article
Some common symptoms of chicken diseases
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