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How to grow oyster mushrooms in summer? A full analysis of key cultivation techniques
I. Site selection For summer cultivation of oyster mushrooms, the site should be chosen in a shady place. Indoor floor space can be used, or, adapting to local conditions, they can be interplanted in crop fields outdoors that have a favorable ecological microclimate, such as fields of chili peppers, eggplants, corn, and rice, and between rows of melons and beans. If under well-shaded tree shade or under a grape trellis, small plastic bed sheds can be made, covered outside with straw curtains, creating a small environment convenient for manual temperature regulation. II. Variety selection Varieties should be chosen that have strong resistance to contamination and resistance to insects and diseases, of the broad-temperature type or high-temperature type. Such as Jiangdu No. 71, Early
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Key Techniques for Raising Tea Seedlings from Short Cuttings in Summer and Autumn
I. Nursery Plot Preparation 1. Site selection. A yellow soil in which tobacco, hemp or vegetables have never been grown is required; sandy loam or red soil may also be used; the soil pH should be 4.5-5.5, and the organic matter content in the 0-15 cm soil layer should be below 1.5%; watering should be convenient, and the site should be located below and near a water source. 2. Land preparation. First plow the soil deeply and thoroughly to 25-30 cm, then finely work the top 20 cm of soil repeatedly to ensure the soil is crumbled and the surface is level. 3. Bed making. In summer, make the beds oriented due east-west; in autumn, make them oriented slightly east-west. The beds should be 1.2 m wide and 8-10
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Detailed Explanation of Major Tea Plant Pests in Early Summer Tea Season
I. Tea Geometrid The second generation of tea geometrid will be more severe than the first generation, similar to last year. According to the field larval instar survey at the Jingshan tea forecasting site of this station, the optimal field control period for the second generation is predicted to be from June 2 to June 8. Pesticide options include 2.5% Kung Fu (25 ml per mu), 2.5% Decis (25 ml per mu), and Lvyu brand 0.5% matrine (No. 4) (50 ml per mu). The pre-harvest safety interval after spraying the above pesticides is 7 days. II. Empoasca vitis
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Occurrence Patterns and Control Methods of Major Tea Plant Pests During the Summer Tea Season
Due to the low-temperature rain and snow weather last winter and this spring, the overwintering generation of tea pests this year had a low population base and a delayed occurrence period, and damage during the spring tea season was relatively light. However, summer weather is more suitable for the occurrence and damage of pests and diseases, so monitoring and control work must be carried out effectively. The occurrence level of the camellia spiny whitefly was lighter than last year, but pest numbers in some tea gardens still exceeded the control threshold. According to a survey by the Songyang County Plant Protection Station: the peak period of overwintering adult camellia spiny whiteflies was April 15, with an average of 17.4 insects per 100 leaves, later and fewer than last year (April 5).
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What are the key points for the feeding and management of pregnant sows in summer?
I. Pay attention to heat prevention and cooling. The suitable temperature for pregnant sows is 15°C to 18°C. Therefore, in summer, the first thing to do is to prevent heat and cool pregnant sows to prevent heat stress. The measures are: open all the doors and windows of the pig house to allow air convection; build a shade shelter for pregnant sows, often spray cool water on the bodies of pregnant sows, and it is best to set up a bathing pool so that pregnant sows can bathe and cool down, which is beneficial to the normal growth and development of the fetus in the mother's body. II. Adjust the feed in time. Heat often affects the appetite of pregnant sows, reducing their feed intake. Therefore, it is necessary to promptly
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Pig farmers, take note: never spray cold water on pigs in the height of summer
In the height of summer, when temperatures are high, pigs often pant heavily from the heat. Some farmers, worried that the pigs will get sick from the heat, spray cold water on them, hoping to cool them down and make them feel more comfortable, not realizing that this does more harm than good. Pigs pant from the heat because they do not sweat effectively, so the heat in their bodies cannot be released for the time being. If cold water is sprayed on the pigs at this point, the strong cold stimulus makes the sweat pores all over their bodies contract sharply, the release of body heat is blocked, and their body temperature instead rises abruptly. In mild cases this causes high fever and lung inflammation; in severe cases it leads to death. Therefore
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How to Keep Garlic Fresh in Midsummer? The Soil Pit Storage Method
In midsummer, because garlic bulbs are extremely sensitive to temperature and humidity, they will rot and spoil if not stored carefully. Choose a sunny, wind-sheltered spot and dig a soil pit 30 to 40 cm deep; the size can be determined by the amount of garlic bulbs to be stored. After the pit is dug, promptly pour the dried garlic bulbs into the pit, with a thickness of 15 to 20 cm being appropriate, cover them with 15 to 20 cm of soil, then water the soil until it is saturated, and finally cover it tightly with plastic film. Garlic bulbs stored this way will still not spoil after the Qingming Festival of the following year.
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Key Points of Off-Season Oyster Mushroom Cultivation in Midsummer
Cultivating oyster mushrooms in midsummer usually involves indoor spawn running and outdoor casing soil for fruiting. Using the opposite cultivation method - burying bags outdoors for spawn running and removing bags indoors for cooling and fruiting - can control contamination by competitor fungi during high-temperature periods, favor the growth and reproduction of oyster mushroom mycelium, and increase oyster mushroom yields. 1. Spawn and substrate. Select high-quality medium-to-high-temperature strains for spawn. For the cultivation substrate, choose from the following formulas according to specific conditions. Formula 1: 97 kg small cottonseed hulls, 1 kg gypsum powder, 1.5 kg lime powder, 10 g of 50% carbendazim
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Key Technical Points for Summer and Autumn Cultivation and Management of Gastrodia elata
Summer and autumn are the periods when Gastrodia elata enters vigorous growth and maturity, and they are also the critical periods for its production management. If neglected or managed improperly, the yield and quality of Gastrodia elata will be seriously affected. 1. Drainage ditches for moisture removal. When Gastrodia elata enters the vigorous growth period, it is time to start checking whether the drainage ditches at the cultivation site are waterlogged and unobstructed. Soil moisture content can be kept at 60-65%. The three months of July, August and September are the period when Gastrodia elata needs the most water. During this time, the drainage ditches must be checked and cleared in a timely manner to avoid waterlogging. 2. Technical measures for mulching to retain moisture and lower temperature
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What are the prevention and treatment methods for swine erysipelas in summer?
Swine erysipelas is an infectious disease caused by Erysipelothrix rhusiopathiae. This disease occurs easily in summer. 1. Clinical symptoms Swine erysipelas has three types, with specific symptoms as follows: 1. Acute septicemic type Pigs suddenly become ill and die, with no obvious symptoms. Sick pigs have a high fever above 40 degrees and do not eat. In the early stage of the disease, the pig's feces are dry and form into balls. Later, diarrhea occurs. The skin is flushed red and fades when pressed. Death occurs three to four days after onset, with a mortality rate above 80%. 2. Subacute type The pig's condition is relatively mild, characterized by red rash patches of varying sizes appearing on the skin.
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