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Detailed Explanation of Gastrodia Planting Methods and Key Technical Points
① Asexual propagation cultivation method: The planting method that uses the tubers of Gastrodia as propagation material is called the asexual cultivation method. ② Active fungal wood plus new wood companion planting method: Dig pits according to the specific conditions of the planting site. The pit width should be 6-8 cm wider than the length of the fungal wood. The pit length is not fixed; it is suitable if 5-20 pieces of fungal wood can be placed. The pit depth depends on local conditions. Loosen the pit bottom by 6-10 cm and shape it into a slope, then the fungal wood can be laid out and Gastrodia planted. ③ Sexual propagation method: The planting method that uses seeds as propagation material is called the sexual propagation cultivation method. The white-headed hemp and rice hemp produced by seed propagation are used as seed tubers. They have strong vitality, are not easily degraded, and have a large propagation coefficient, making this an important approach for cultivating Gastrodia.
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Cultivation Methods and Technical Key Points for Gastrodia Seed Material
Gastrodia cannot nourish itself; it must rely on a symbiotic relationship with Armillaria mellea (honey fungus) to obtain nutrients for reproduction and growth. The parasitic Armillaria mellea can grow on about 200 species of tree trees, especially broadleaf forests. Generally, Armillaria mellea grows from the roots of cut trees, bamboo, or burned trees and bamboo, as well as dead trees fallen in the forest. Armillaria mellea must grow vigorously under certain moist conditions; soil moisture content should be no less than 45%-50%, and relative air humidity of 75%-80% is suitable. Armillaria mellea can also be cultured artificially, but the spawn must first be
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How to plant honeysuckle? Planting methods and key technical points
I. Planting method: Use sunny barren slopes, sandy land, terrace edges, and riverside sites to plant honeysuckle. Apply 2000-3000 kg of organic fertilizer per mu. Layering can be done in both spring and autumn; in autumn, late August to mid-October is best. Choose strong 1-2 year old branches for layering, 50-80 cm long; after covering with soil, tread it firm, leaving 2/5 of the layer exposed above the soil surface, and water promptly in case of severe drought. Honeysuckle begins to root in 15 days, and is then transplanted for field planting in the following spring or autumn. II. Field management (1) Cultivation and weeding. Cultivate and weed 3
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Detailed Explanation of Key Technical Points for Narrow-Row Dense Planting Cultivation of Soybean
Reducing row spacing and increasing row number, that is, narrow-row dense planting, is one of the effective ways to increase soybean yield. This cultivation method is divided into three forms: first, wide-ridge narrow-row dense planting, which is a wide-bed narrow-row dense planting cultivation method that combines the original two ridges into one ridge or one and a half ridges into one ridge. The wide ridge width is 97.5-140 cm, 4-6 rows are sown on the ridge, and the seedling stand per hectare is 400,000-500,000 plants. At present, 70 cm ridge cultivation in production can generally increase yield by about 20%. This cultivation technique is suitable for use by farmers in townships in the central-southern and eastern low-lying, wet, and waterlogged areas with relatively high productivity levels.
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Soybean Good Seed Propagation Methods and Key Technical Points
Soybean is a self-pollinating crop. Due to mechanical mixing, adverse climatic and cultivation conditions, and natural cross-pollination, the varietal characteristics often deteriorate. Therefore, self-pollinated seeds cannot be used long-term, and seeds should be replaced every three years. Thus, it is necessary to persist in purification and rejuvenation and carry out good propagation work to maintain the varietal characteristics of good varieties. 1. Purification and rejuvenation methods for soybean varieties (1) Line selection The commonly used method for soybean purification and rejuvenation consists of three steps: individual plant selection, line identification, and mixed high-ratio propagation. Three plots are established: an individual plant selection nursery,
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What are the key technical points for flat-planting narrow-row dense planting of soybeans?
Key technical points for flat-planting narrow-row dense planting of soybeans: 1. Seed and treatment: For variety selection, choose suitable varieties according to the local ecological type and local conditions. 2. Seed quality: It must reach Grade II improved seed or above under the seed grading standard. 3. Seed treatment: Use seed coating agent for seed dressing, selected according to the types of pests and diseases and soil conditions. 4. Rotation and tillage land preparation: For crop rotation, use a rotation of more than 3 years, do not plant continuously or on adjacent stubble, and the previous crop should mainly be wheat-type crops. For tillage, adopt mainly deep loosening, combining loosening and harrowing, to facilitate drought resistance and moisture conservation. 5
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Key Technical Points for Feeding and Management of Farrowing Sows
1. Pre-farrowing preparations The gestation period of sows is generally around 110-120 days. During this stage, observation of the sows should be strengthened, and the following preparations for farrowing assistance should be made. First, choose a suitable place for the sow to give birth, then one week before the sow enters the pen, carefully clean and disinfect the farrowing house, and spread soft bedding straw. When farrowing in winter and spring, check the warming facilities of the pig house; in summer and autumn, check the heat protection and ventilation conditions inside the house. A few days before farrowing, clean the sow's body and then disinfect it. Use 0.1
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Key Technical Points and Methods for Direct Seeding Afforestation of Caragana microphylla
Caragana microphylla, a shrub or small tree of the Fabaceae (Papilionaceae) family, is extremely light-demanding, resistant to severe cold and intense heat, highly tolerant of drought and barren soil, and highly adaptable. It is an excellent tree species for sand fixation and soil conservation in deserts and grasslands. Its tender branches and fresh leaves are good fodder for livestock, especially sheep, and it is also a good firewood plantation species. Seeds can be collected for direct seeding afforestation. The seeds mature from July to August; harvest when the pods are hard and yellow-brown. The time from fruit maturity to pod dehiscence is very short, so harvest as they ripen. Dry the harvested pods in the sun and remove the pod shells and debris. Good seeds are yellow-green or cream-yellow and glossy.
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Prevention and Treatment Methods and Technical Key Points for Abscess Disease in Turtles
Turtles in nature are relatively disease-resistant and are also long-lived animals. Common turtles can live for decades, and some can live for one to two hundred years. When turtles are kept in captivity, factors such as deteriorating water quality or insufficient nutrition can easily lead to invasion by various pathogens and cause abscess disease. In recent years, with the promotion of artificial turtle farming, abscess disease has also become prevalent, and in some places the incidence rate has been rising year by year. In the early stage of the disease, a pus-filled swelling appears locally under the turtle's skin, and afterward the pus-filled swelling gradually hardens and forms a raised tumor-like mass. It can be moved when touched by hand, but the inside is hard.
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