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How to prevent and control contaminants in oyster mushroom cultivation? Covering with burnt mud ash is effective
Bed-style cultivation of oyster mushrooms: When bed-style cultivating oyster mushrooms, if contaminants appear sporadically on the surface of the substrate, they can be eliminated by smearing or covering the affected spots with thick quicklime slurry; if contaminants appear in large amounts on the substrate surface, cover the contaminated part with 2-3 cm thick burnt mud ash, making the covered area larger than the contaminated area, and pat it slightly firm to eliminate the contaminants; if contaminant contamination on the substrate surface is severe, cover the entire substrate surface with burnt mud ash and pat it firm, and after a few days the mycelium will resume normal growth. Bag-cultivated oyster mushrooms: first pick out the bags contaminated by unwanted organisms, then in a place with relatively high
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Feeding chicks garlic sugar water can effectively prevent diseases
In the hot summer, chicks have relatively poor tolerance, so the probability of digestive tract and other diseases is relatively high. Today we introduce a disease prevention tip to prevent and treat chick colds, digestive tract diseases, selenium deficiency and other conditions. The specific method is as follows: take 50 grams of purple-skinned garlic or garlic, peel and mash into a paste, add 2 kg of warm boiled water, soak for 8 hours, then add 2 kg of prepared 10% sugar water, stir evenly, and feed to the chicks. When feeding adult chickens, an appropriate amount of iodized salt can be added to achieve the effect of disease prevention and treatment.
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How Can the Disease Resistance of Fish Be Improved? 6 Effective Methods
Under current farming conditions, it is impossible to eliminate all pathogens. But to control the occurrence of fish diseases, we can start with scientific breeding management and maintaining the ecological balance of the aquaculture water body to improve the disease resistance of fish. As long as the measures are appropriate, we will achieve twice the result with half the effort. 1. Reasonable mixed culture. Reasonable mixed culture can not only increase the yield per unit area, but also has a certain effect on the prevention of fish diseases. Because the parasites suitable for different species of fish are not exactly the same, some parasites can only parasitize a certain species of fish,
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Effective prevention and treatment methods for false pregnancy in sows
What is false pregnancy? After mating, a sow is not actually pregnant, but her belly grows day by day, and her udder gradually enlarges, until in the end some clear milk can even be squeezed out, yet she does not give birth; then the belly and udder gradually shrink back. This phenomenon is called false pregnancy. Causes of false pregnancy: First, due to early embryonic death and absorption, the corpus luteum of pregnancy does not disappear, causing progesterone to continue being secreted, as if the pregnancy were still continuing. Second, due to malnutrition, the sow's endocrine system becomes disordered, and the sow's estrous cycle is delayed
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Cooling pigs in summer can effectively increase weight gain
Many farmers believe that "pigs do not grow in June," and that feeding them well or poorly makes no difference, so they relax feeding management in summer. In fact, as long as the following cooling measures are taken when raising pigs in summer, the pigs will not only gain meat but also grow just as fast. (1) Spray water on the pigs' bodies and the floor of the pig house to cool them down. When spraying water to bathe the pigs, do not spray their heads. (2) Supply cool clean water in a timely manner. After the pigs finish eating, give them enough clean cold water to drink. (3) Feed more green fodder. Feed an appropriate amount of high-energy feed. (4) Take mosquito prevention measures so the pigs can sleep quietly.
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How to effectively treat viral disease in bell peppers?
Viral diseases are mainly spread when insects or friction wounds infect the plant with the virus. Control measures. (1) Do a good job of pest control: you can use imidacloprid, Yibianjing, Actara and other pesticides for foliar spraying, spraying once every 7-10 days to prevent the spread of viral disease. At the same time, install insect-proof nets at the vents to reduce pest damage. (2) Spray nutrient solution: you can spray the leaves with Fengshou No. 1 at 800 times mixed with 0.1% zinc sulfate (1 liang to 3 sprayers) for spraying, spraying once about every 7 days, which can effectively prevent viral disease
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What are the effective treatments for rectal prolapse in pigs?
Pig rectal prolapse is divided into two cases: the first is that the sick pig can recover on its own when standing, but the rectum can protrude again during defecation; the second is that the sick pig cannot reduce the prolapse on its own when standing. The treatment method is to wash the affected area with a warm 0.1%-0.2% potassium permanganate solution, dry it with sterile gauze, and then apply an appropriate amount of snail meat paste to the affected area. The specific method for making snail meat paste is: wash the snails clean, remove the shells and take the meat, wash the snail meat and the tool used to mash the snail meat with a 0.2% potassium permanganate solution, and then mash the snail meat into a paste.
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How can bamboo-leaf grass in cotton fields be controlled effectively?
First choose a suitable herbicide, then decide the dosage according to the weed species, leaf age and humidity level. For example, when using fluazifop-P-butyl to control annual weeds, when soil moisture is suitable, the effective ingredient dosage per mu is 9-17 grams; under drought conditions it is 17-24 grams; to control perennial weeds, the effective ingredient dosage per mu is 27-45 grams. Spray on the stems and leaves when grass weeds are at the 2-5 leaf stage. In summer, apply the herbicide on windless days, in the early morning and evening when temperatures are lower; uniform spraying is required, and keeping
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How can azalea chlorosis be prevented and treated effectively?
Azalea chlorosis is a physiological disease, but the causes of chlorosis are complex. If prevention and treatment are carried out blindly, it is often futile. Therefore, careful observation must be made to determine the condition, identify the cause, and then apply the right remedy for it to be effective. The various symptoms, causes and effective prevention and treatment measures for azalea chlorosis are described below: 1. Iron deficiency. 1. Soil iron deficiency: The formation of chlorophyll requires elements such as iron and nitrogen, and the phenomenon of chlorosis caused by soil iron deficiency occurs frequently. Therefore, supplementing the iron element in the soil is crucial. Ferrous
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How to control the pear yellow gall aphid? A full analysis of effective methods
The pear yellow gall aphid, also called the pear yellow powder insect, attacks only pears and fruit trees of the genus Pyrus. It is tiny: the adult is 0.7 mm long, bright yellow, and obovate, with short 3-segmented antennae, short black legs, and a long mouthpart that even extends beyond the tip of the abdomen; the egg is even smaller, only 0.3 mm long and pale yellow. Adults and nymphs of the pear yellow gall aphid feed in the calyx basin and stem cavity of the fruit. The damaged area of the fruit surface becomes sunken and then turns black and rots, forming cracked large black scars, which lowers fruit quality and causes the fruit to lose part or all of its commercial value. Manual control
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