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What should be noted in the fattening of river crab farming
Currently, river crabs are in the process of shedding their last shell and entering the fattening and rapid weight-gain stage. At this time, the following points should be noted in feeding management: 1. Pay attention to water quality issues. At this stage, although the water temperature has already dropped, the stock density of river crabs, fish, shrimp, etc. in the pond is at
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What should be noted when keeping dung beetles for breeding?
The dung beetle is also called shi ke lang, and many people also call it shi ge (g) lang, tui wan, etc. It belongs to the order Coleoptera, family Scarabaeidae, subfamily Scarabaeinae. There are about 2300 species of dung beetles in the world, distributed on every continent except Antarctica. Dung beetles can use the polarization of moonlight to navigate
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What should be noted when raising pigs in summer? Farmers should keep these key points in mind
Summary Sufficient water source: The water trough must have clean drinking water available at all times, and spraying some water around the pig house helps lower the temperature. Pay attention to shade: Plant some tall trees near the pig house, or use black gauze to block the incoming sunlight, thereby lowering the temperature inside the pig house. Maintain ventilation
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What should be noted when raising pigs in winter? A must-read for farmers
Summary In winter, pig raising should pay attention to temperature control. The temperature in the pigpen is best kept at around 20°C, while the feeding water temperature is best at 25°C. Choose fixed times for reasonable and scientific feeding methods, while improving the pigs' ability to resist the cold. Maintain a hygienic feeding environment in the pen every day and do a good job of disinfection and sterilization. Sufficient sunlight helps the pigs' physical development, and at the same time be careful to avoid unnecessary disturbances.
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What should be noted in catfish farming? These key points are crucial
Summary In catfish farming, the pond area should be large and the water should be somewhat deep. Anti-escape facilities should be installed around the pond. During the farming process, the water in the pond should be changed regularly, and some aquatic plants of suitable height such as water hyacinth can also be planted in the pond, which can both purify the water quality and provide shade for the catfish.
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What should be noted in mandarin fish farming? Water quality regulation and stocking density are key
Abstract During mandarin fish farming, attention should be paid to water quality regulation and stocking density, and filter-feeding fish can be polycultured to maintain the energy cycle of the pond. Fry are easily damaged during transport, so cultivating seedlings yourself can ensure the survival rate. Pesticides should be used rationally to reduce stimulation
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What issues should be noted when harvesting sweet potatoes
The sweet potato is a vegetative propagule with no obvious maturity standard or harvest period, but the timing of harvest affects the yield, seed preservation, storage, processing and utilization, and crop rotation of sweet potatoes. Harvesting too early will significantly reduce the yield of sweet potatoes; harvesting too late, the sweet
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What issues should be noted for winter irrigation of wheat?
Winter irrigation is one of the effective practical experiences for increasing winter wheat yields. To carry out winter irrigation correctly, the following three factors must be considered: temperature, soil moisture, and seedling condition. The suitable temperature for winter irrigation requires an average daily temperature of about 3°C. If winter irrigation is too early, the temperature is still high, evaporation
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What issues should be noted when fertilizing pear trees in autumn
After the pear trees are harvested, applying sufficient and good base fertilizer in time is beneficial for producing high-yield and high-quality pears the following year. Applying base fertilizer to pear trees in autumn plays a major role in the growth and development of pear trees: First, from September to November, the root system enters its second growth peak, and fertilizing at this time not only facilitates the rapid decomposition of fertilizer
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What should be noted before and after bagging apples?
Bagging fruit can make the fruit surface fine and smooth, with bright and beautiful color, prevent pests and diseases, reduce pollution from pesticides and dust, produce pollution-free high-quality premium fruit, and effectively enhance the commercial value of the fruit. However, some fruit growers' bagging techniques are not standardized, and measures are not fully implemented,
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