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Key Techniques for Intercropping Sweet Potato with Sesame
Sweet potato is a vining crop with a low light-receiving position. When intercropped with sesame, which has a high light-receiving position, it forms a well-layered crop community, thereby improving light energy utilization. Generally, without reducing sweet potato yield, it increases sesame seed income by 30-40 kg per mu. This planting method is suitable for all sesame-producing regions. 1. Planting methods (1) Sweet potato is cultivated with plastic film mulching. When preparing the land, form ridges with a height of 10-12 cm, a top width of 60 cm, a bottom width of 80 cm, and a ridge spacing of 40 cm. Sweet potato seedlings are raised 7-10 days earlier than usual according to conventional practice.
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What to pay attention to when stocking fish fry in reservoirs in winter
Every winter is the golden season for stocking fish species such as silver carp, bighead carp, grass carp, and black carp into reservoirs. But quite a few fish farmers report that within 2 to 7 days after stocking the fry, large numbers of dead fish and swimming sick fish appear on the surface of the reservoir water; these fish lose their luster and their body surface mucus increases. Based on the above symptoms, it can be inferred that the fish have contracted a typical case of "acclimation sickness." This disease is mainly caused by a drastic change in water temperature, in which the nerve endings in the fish skin are strongly stimulated, causing dysfunction of the internal organs, and its death
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Key points of high-yield cultivation techniques for rice intercropping of hybrid rice and glutinous rice
Rice "hybrid-glutinous intercropping" refers to the intercropping cultivation of hybrid rice and glutinous rice. That is, medium-stalk hybrid rice and tall-stalk glutinous rice, using the advantage of the wide rows in the wide-narrow row strip planting of hybrid rice, and adding a single row of glutinous rice according to a certain belt width, row ratio and width. 1. Main advantages of hybrid-glutinous intercropping technology. 1. Increasing rice yield: Test results show that the combined total of the two crops under hybrid-glutinous intercropping increases yield by 28 kg per 667 sq m compared with ordinary hybrid rice, and by 110 kg compared with conventionally pure-planted glutinous rice. 2. Increasing income: Glutinous rice is
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Key Technical Points for High-Yield Cultivation of Intercropped Indica and Glutinous Rice
Rice "indica-glutinous intercropping" refers to a configuration method for cultivating hybrid indica rice and glutinous rice, that is, selecting medium-stem hybrid indica rice and tall-stem glutinous rice varieties, and using the wide rows within the wide-narrow row arrangement of hybrid indica rice to plant additional single rows of glutinous rice at a certain band width, row ratio and width, forming a composite of hybrid indica rice and glutinous rice within the same field. Based on the principles of three-dimensional agriculture, it uses the characteristics of different rice varieties, different maturity periods and different plant heights for intercropping cultivation, so that temperature and light resources are utilized at multiple levels,
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Plastic Mulch Cultivation Techniques for Winter-Planted Potatoes, A Planting Guide for the Nanyang Basin
Potato is a crop used both as food and as a vegetable, and winter-planted potato is currently one of the more ideal winter crops. Spring potato production in the Nanyang Basin suffers few disasters and can guarantee supply during the early-summer vegetable off-season, with relatively high economic returns. In recent years the cultivated area has grown larger and larger, and in some places potato has become the main cash crop for local farmers. The winter-planted potato cultivation techniques for the Nanyang Basin are described below. 1. Choose good varieties. After full emergence, the effective growth period of winter-planted plastic-mulched potato in the Nanyang Basin is about 90 days, so seed potatoes should be selected that are suitable for local
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Detailed Explanation of the Cotton and Potato Intercropping Cultivation Model
The cotton and potato intercropping model is applied on a relatively large area in the northern Jiangsu region. The symbiotic period of the two crops is not long, the mutual influence during the symbiotic period is small, and there is a complementary effect in fertilizer utilization. In the late growth stage of potatoes, the field has sufficient fertilizer and water, which is conducive to the seedling development of cotton, and can achieve high yields of both cotton and potatoes. Generally, the potato yield is 2000-2500 kg per mu, the cotton yield is 80-100 kg per mu, the output value per mu is 2500-3000 yuan, and the net income is 1500-2000 yuan. Generally, the bed width is about 3 m, and cotton is planted in wide and narrow rows
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Winter Snow Peach is an extremely late-ripening precious new peach variety
Winter Snow Peach is an extremely late-ripening precious new peach variety selected and bred in 1986 from Qingzhou honey peach. With its unique advantages, it has received widespread attention and welcome from numerous fruit tree experts and the vast number of fruit growers. It is unanimously agreed that: this peach is currently among the late-ripening peaches in China (the situation abroad has not yet been verified in detail) the valuable variety resource with the latest ripening period, the strongest storability, and the best quality, and has broad development prospects. This variety has passed provincial-level variety approval and has successively been awarded the gold prize at the 14th Weifang International Kite Festival Agricultural and Sideline Products Expo, the highest international gold prize at the '96 Third Macao, China Edison Invention Center International New and Superior Technology and Products Expo, and has been rated as Shandong Province Special Excellent Fruit and Weifang City Rare and Excellent Fruit for two consecutive years. It is the only extremely late-ripening peach variety to participate in the National Agricultural Expo for two consecutive sessions. The Shandong Provincial Science and Technology Commission has listed it for development, and the Ministry of Agriculture has listed it as a national high-quality agricultural product development project. Winter Snow Peach has been sold to large and medium-sized cities such as Beijing, Shanghai, Guangzhou, Shenzhen, and Hong Kong, China, and exported to Vietnam, Singapore, Malaysia, the Netherlands, South Africa and other countries. It has been introduced and planted in 28 provinces, municipalities, and autonomous regions across the country.
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Winter prevention methods for rabbit Bordetella bronchiseptica disease
Rabbit Bordetella bronchiseptica disease, also called rabbit bronchial septic Bordetella bronchiseptica disease, is a common respiratory infectious disease of rabbits caused by Bordetella bronchiseptica. The disease is characterized by chronic rhinitis, bronchopneumonia and pharyngitis. This disease occurs frequently in autumn and winter and early spring. It is mainly spread through the air and infects via the respiratory tract. The incidence rate is high in young rabbits, and there are fatal cases. Adult rabbits are less commonly affected. This bacterium contaminates 64.4% of group-raised rabbits and 20% of free-range rabbits. Under natural conditions, this bacterium is parasitic in the upper respiratory tract of many kinds of mammals, often causing mutual infection of chronic respiratory diseases.
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Analysis of the Reasons for the High Economic Returns of Winter Cultivation of Straw Mushrooms
Straw mushrooms (Volvariella volvacea) are a type of fungus that thrives in high temperature and high humidity, suited to growing in an environment of constant temperature and stable moisture. Therefore, moving the heat-loving straw mushroom to winter cultivation requires growing it in greenhouses with good insulation capacity, which increases cost inputs such as heating. However, straw mushrooms produced in winter sell for 2 times the price of those conventionally cultivated in summer, so appropriate adjustments should be made to the substrate formula and cultivation management, among other aspects, in order to increase the input-output ratio and improve economic returns. The main techniques for winter cultivation of straw mushrooms are introduced as follows: 1. Select a suitable substrate formula, build a pile and ferment the straw mushrooms.
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Key Technical Points for High-Efficiency Cultivation of Straw Mushrooms in Winter
Straw mushrooms (Volvariella volvacea) are a high-temperature, high-humidity type of fungus, suited to growing in an environment of constant temperature and stable humidity. The suitable growing temperature for straw mushrooms is 23-25°C, and the relative air humidity is 85%-95%. Therefore, to move the high-temperature straw mushroom to cultivation in the lower temperatures of winter, it must be grown in greenhouses with good insulation capacity, which increases cost inputs such as heating. Moreover, straw mushrooms produced in winter sell for 2 times the price of those from conventional summer cultivation, so appropriate adjustments should be made in aspects such as the culture material formula and cultivation management, in order to
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