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How to choose koi? These purchasing tips you need to master
1. How to choose koi. The selection of koi can follow certain standards. Since ancient times, the judging standard for koi has always used a 100-point system: body conformation 50 points, color 30 points, pattern 20 points. Recently it has developed into the 3-2-2-1-1-1 system: conformation 30 points, color 20 points, pattern 20 points, quality 10 points, taste 10 points, style 10 points. Among these, conformation includes swimming posture and body shape, with genetic factors playing the dominant role; for beautiful color and pattern, the koi's own quality accounts for 70%,
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Detailed explanation of the key cultivation techniques for Cornus officinalis, master the scientific planting method
Cornus officinalis, also known as shanzhuyu, yurou, or zaopi, belongs to the Cornaceae family, and its fruit is used as medicine. Yurou has the effects of nourishing yin and strengthening yang, resolving phlegm and strengthening the stomach, and astringing essence and stopping sweating. It has high medicinal value and is a precious Chinese medicinal material. Its growth characteristics are: it can grow normally under environmental conditions of 10-30°C. It prefers deep, fertile, moist sandy loam. The key cultivation techniques are introduced below for reference by the many who introduce and cultivate it. 1 Land preparation and fertilization After selecting a good plot, plow deeply and harrow finely, level the land and make beds. The bed width is 1.5 m, with furrows 15 cm deep, row spacing 30
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Detailed explanation of spicy peach slice processing technology, master the key production points
(1) Product features: The product is crisp but not crumbly, oily but not greasy, spicy with sweetness, and has a unique flavor. It is very popular among consumers, especially children. (2) Process flow: Material selection -> soaking -> blanching -> frying -> mixing with powder seasoning -> packaging -> finished product (3) Explanation of key operation points (1) Material selection: Select peaches that are free from pests and diseases, with flesh that has not rotted and skin that is slightly reddish, and immerse them in water, with the water level slightly higher than the surface of the peaches. Then add alum at 0.06% of the peach weight, and stir continuously
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How to fatten donkeys in winter? These fattening key points you need to master
Donkeys are herbivorous animals with strong disease resistance, are easy to raise and manage, reproduce quickly, can be kept either free-range or confined, and require little investment, making them very suitable for small-scale raising by farming households. After short-term winter fattening, the body weight of young donkeys can reach 150-200 kg, and that of adult donkeys can reach 250-300 kg. Based on current market conditions, raising one donkey can yield a profit of 600-1,000 yuan. 1. Selecting donkeys for fattening Guanzhong donkeys and Dezhou donkeys are the first choice. Guanzhong donkeys are mainly produced in the Guanzhong Plain area of Shaanxi Province, and after fattening their body weight
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How do you care for a miniature bonsai? Master these 5 care methods
1. Handling the branches: For a miniature tree crown, fewer branches should be kept so as to reveal as much of the elegance of the trunk as possible, and the retained branches should be properly shortened so that their proportions match the trunk. 2. Preventing leaves from turning yellow and falling off: Because miniature bonsai have small pots and little soil, water is often in short supply in summer, so leaves are prone to scorching yellow and falling off. To avoid yellowing and leaf drop, in addition to leaving a rim when potting and paying constant attention to watering and misting in the hot summer, you can place a brick in a large or small basin or a shallow water pool, add water until it just covers the brick surface, and then place the small bonsai on the brick to grow.
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How to choose materials for stump bonsai? Master these selection tips
Generally, plants with graceful forms, peculiar roots and trunks, brilliant flowers and fruits, strong sprouting ability, long lifespans, easy shaping, and strong resistance to adverse conditions are preferred. Plants suitable for stump bonsai are usually divided into three categories: conifers and cypresses, miscellaneous broadleaf trees, and flowering and fruiting trees. 1. Conifers and cypresses: Common excellent choices include five-needle pine, black pine, Buddhist pine, true pine, Japanese red pine, Huangshan pine, Chinese juniper, and creeping juniper. 2. Miscellaneous broadleaf trees: Materials vary from place to place. Common ones include Japanese bush cherry, Xiangfei bamboo, green-white bamboo, Buddha belly bamboo, serissa, boxwood, Chinese elm, trident maple, red maple, and banyan. These trees
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How to grow potted oleander? Master these care essentials
Oleander, also known as willow-leaf peach and half-year red, is an evergreen large shrub of the genus Nerium in the dogbane family Apocynaceae. When potted, it is often trained into a small tree form, with a plant height of 2 m to 3 m. The stem is upright and smooth, old branches are grayish brown, young branches are green, with strong branching ability, mostly growing in a three-forked pattern. The leaves are lanceolate, in whorls of 3, thick and leathery, with short petioles, 10 cm to 25 cm long, with sharp tips and wedge-shaped bases, dark green on the surface and light green on the underside, with a prominent midrib and entire margins. The petioles and inflorescence stalks are purplish red, and there is a small amount of milky sap in the branches and leaves
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How to increase the yield of spring-planted shiitake mushrooms? Master these tips for high yields
Raise the temperature of the mushroom bed to create conditions for mushroom growth. Since the mushroom yard is still cold in early spring, natural air temperature can be used together with artificial regulation. The method is: cover the film tightly to increase the ground temperature, and at the same time choose sunny days to spread the shading materials on the shed surface thinly, letting sunlight penetrate into the mushroom yard, increasing the heat source and raising the mushroom bed temperature; at night, cover the film tightly to protect against the cold. The large day-night temperature difference in early spring can promote the occurrence of mushroom buds. Pat the mushroom logs to promote the recovery of mycelial growth. Because the climate is cold in early spring, the mycelium is mostly in a dormant state, producing no mushrooms or very few mushrooms. Generally, patting can be used
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Licorice is not difficult to grow; master the method and you can grow it well.
At present, there is great demand for licorice products in domestic and international markets. Experts believe that to resolve the contradiction between the demand for licorice products and environmental protection, the most critical thing is to develop the artificial cultivation industry of licorice. From the current actual situation of artificial licorice cultivation, promoting the coordinated progress of planting and fenced breeding, and rationally developing the path of base construction, is practical and feasible. In fact, licorice is not a difficult plant to grow; as long as the soil and moisture are suitable, it can be planted on a large scale. Some people believe that the key to solving the problem of artificially cultivating licorice is now mainly not funding.
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How to prevent cotton diseases? Mastering these techniques is key
In recent years, the harm caused by diseases has become one of the important factors restricting cotton yield and quality. For some diseases, the symptoms are not obvious at the beginning and are easily overlooked, and by the time they become severe, it is too late to take measures. Especially in continuous cropping plots, cotton farmers find some commonly occurring diseases and soil-borne diseases very troublesome, and often feel helpless. For this reason, when it comes to cotton diseases, the approach should be "prevention first, treatment second." There are quite a few cotton diseases, but the two that give cotton farmers the biggest headache are mainly these: first, the problem of dead seedlings caused by damping-off disease after emergence, and second, verticillium wilt and fusarium wilt. This
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