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What are the key management points for cultivating oyster mushrooms in winter
Cultivating oyster mushrooms in winter, when temperatures are low, the mycelium grows slowly, and once contamination occurs, it is very difficult to achieve successful cultivation. The key points of winter management are: (1) Select good varieties: winter temperatures are low, so low-temperature-type or wide-temperature-type varieties should be chosen. If medium- or high-temperature-type varieties are mistakenly used, management becomes difficult, and phenomena such as no mushroom production or deformed mushrooms may occur. (2) Promote mycelial growth at suitable temperatures: create temperature conditions suitable for mycelial growth. Because winter cultivation generally uses open-style cultivation with unsterilized substrate, the substrate contains a high level of contaminating microorganisms, and contaminating microorganisms and oyster mushrooms have a mutually inhibitory (antagonistic) relationship during the growth process
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Simple insulation methods for winter cultivation of oyster mushrooms
Winter cultivation of oyster mushrooms has a high success rate, and it is also a good opportunity for people to use their spare time to make money. But how can suitable temperatures be created for cultivating oyster mushrooms in winter? 1. Cultivation of oyster mushrooms should begin in late autumn. When the weather turns cold, have mushroom bags with mycelium covering half the bag ready as insulating oyster mushroom bags. 2. After the temperature becomes very low, stack the mushroom bags to make it easier to raise and maintain the temperature. The stacking method is: make 4 rows into one section, place 7 bags in each row, and leave a gap of about 5 cm between rows for ventilation. Leave a distance of 67 cm between sections
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How to determine the ingredient proportions for mink, fox and raccoon dog during the winter fur period
Mink dry feed ① Fish meal 30%, meat meal 15%, blood meal 5%, chicken and duck skeletons and meat 15%, Dinghao premix 4%, corn 25%, bran and middlings 3%, fat 3%. ② Haoyijia mink extruded feed Dingyi No. 4 60% (add 2.5 times water to make a porridge), self-mixed dry feed 40%. Fresh feed ① Miscellaneous fish 55%, livestock and poultry meat 12%, corn 25%, Dinghao premix 4%, bran and middlings 2%, fat 2%. ② Haoyijia mink extruded feed Ding
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High-yield and High-efficiency Cultivation Technique for Intercropping Garlic with Ginger
This model is suitable for irrigated land in autumn-sown garlic areas. Yield per mu: ginger 2500-3000 kg, garlic scapes 400-500 kg, garlic bulbs 800-1000 kg. Planting layout: beds oriented east-west, bed width 1 m, 4 rows of garlic planted with 2 rows of ginger intercropped. Garlic is planted in wide and narrow rows, with wide row spacing 30 cm, narrow row spacing 20 cm, plant spacing 6-8 cm, and 33,000-35,000 plants per mu. The 2 rows of ginger are intercropped in the wide rows of garlic, with row spacing 50 cm, plant spacing 12-15 cm, and 8,800-
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A Complete Analysis of Garlic Winter Storage Methods and Preservation Techniques
Garlic bulbs can be stored before the surface soil freezes by digging a storage trench in a shaded spot on higher ground, with a depth of 50-60 cm and a width of 60-70 cm; the trench length can be determined by the amount to be stored. Begin placing them into the trench for storage when the local temperature drops to 1-2°C. 2-3 days before storage, dry the garlic bulbs thoroughly to reduce their moisture content. When burying them, raise the bottom of the trench by 5-10 cm with bricks or wooden sticks, then pile the garlic bulbs on top, stacking until they are 15-20 cm from the ground surface. Above the garlic bulbs, build a shelter with wooden sticks, straw curtains, and the like, and around
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Eight steps for meticulous pre-winter management of garlic
Land preparation and fertilization. Choose fertile loam or sandy loam soil where onions, garlic or Chinese chives have not been grown before. Before ploughing, apply 7500 kg of high-quality farmyard manure and 200 kg of soybean cake per 667 sq m. Or apply 100-150 kg of ternary compound fertilizer and 5000 kg of farmyard manure per 667 sq m. The land should be levelled and harrowed fine. Along with land preparation, use 1.5-2.5 kg of phoxim granules per 667 sq m, mix with an appropriate amount of wheat bran and soybean cake to make poisoned bait, and scatter it into the soil clods of the ploughed land to kill white grubs, wireworms, mole crickets and other underground pests.
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Key Technical Points for Pest Control and Fertilization of Wheat in Winter and Early Spring
When temperatures are relatively low in winter and early spring, pest control and fertilization in wheat fields should pay attention to the following two points: For pest control, to control wheat aphids, red spiders and other pests, spraying omethoate is more effective than dimethoate. This is because the insecticidal efficacy of dimethoate against pests decreases significantly as the temperature drops, while the efficacy of omethoate is less affected by temperature and can exert normal insecticidal action at temperatures below 15°C. Similar to omethoate is fenvalerate; the toxic efficacy of fenvalerate at 15°C is instead stronger than at 25°C. Fertilization: For topdressing, applying ammonium bicarbonate is better than urea. Ammonium bicarbonate
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Analysis of the Current State of Snakehead Farming and Interpretation of Its Future Development Prospects
People customarily refer to fish of the family Channidae collectively as snakehead, blackfish, caiyu, shengyu, and so on. The snakehead (Channa argus) is the most widely distributed and highest-yielding species among the Channidae. As market demand grows, the snakehead may become one of the most promising aquaculture species in China in the early 21st century. China has a total of 7 species of Channidae, namely the snakehead (Channa argus), the spotted snakehead (Channa maculata), the dwarf snakehead (Channa asiatica), the broad-headed snakehead (Channa gachua), the striated snakehead (Channa striata), the slender snakehead (Channa limbata) and the elongated snakehead (Channa elongata). Among them, only the snakehead is a widespread species, distributed across all the major river systems of the country and also the highest in yield, while the spotted snakehead, the dwarf snakehead and the broad-headed snakehead are distributed only in South
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How to manage a fish pond after the start of winter? These tips you need to know
1. Pond renovation. Use the winter slack season to renovate the pond: turn small ponds into large ponds and shallow ponds into deep ponds. After renovation, the pond's water-holding capacity can be increased and the pond environment improved. Ponds in relatively good condition should also be drained, and excessively thick mud dug out so that the mud thickness is kept at around 20cm. Remove weeds around the pond and raise and reinforce the pond embankments. 2. Pond disinfection. A properly repaired pond should be disinfected with quicklime. Pond disinfection should be carried out on a sunny day. For dry disinfection, use 50-80kg of quicklime per 667 sq m
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How to Diagnose and Treat Swine Influenza in Winter and Spring
Swine influenza is an acute, highly contagious respiratory infectious disease. The disease strikes suddenly, spreads rapidly and has a high incidence rate. In winter and spring, sudden climate changes, extensive feeding management, malnutrition of pigs and reduced resistance can easily lead to outbreaks and epidemics of the disease. 1 Epidemic characteristics: Seasonality is obvious, and it mostly occurs in autumn and winter when temperatures change abruptly, and in spring. Pigs of all ages can be infected. The virus is present in the nasal fluid, tracheal and bronchial exudate, lungs and pulmonary lymph nodes of affected pigs. Mainly
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