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What effect does low winter temperature have on Gastrodia elata
The tubers of Gastrodia elata are buried underground and overwinter in a dormant state; the stable low temperature they can tolerate is 0-5°C. However, if winter temperatures fluctuate frequently, with large swings in temperature difference, sudden warmth followed by sudden cold, Gastrodia elata is prone to cold damage. Therefore, special attention should be paid to cold protection and heat preservation for overwintering Gastrodia elata, especially for box-cultivated Gastrodia elata, which should be covered even more carefully to preserve warmth and prevent cold damage. But Gastrodia elata has a certain low-temperature cycle and requires an appropriate stable low temperature in winter, otherwise its sprouting will be adversely affected.
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Getting the five key steps right in Gastrodia elata cultivation can effectively increase yield
To achieve stable and high yields of Gastrodia elata, the first thing is to get the five pre-planting steps right: First, choose the site. Gastrodia elata cultivation can be adapted to local conditions, whether indoors, in air-raid shelters, semi-basements, or chicken coops. Because Gastrodia elata likes dark, damp, and cool environments, choose places with good ventilation and shade as much as possible, with semi-basements and outdoor trenches giving the best results. You can lay a layer of bricks before use, or increase the thickness of the bottom sand layer to enhance its water permeability. Second, if the indoor floor is concrete, use high-quality Armillaria mellea fungal material (spawn). Armillaria mellea fungal material
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How to kill scarab beetles? Five effective control methods
The larvae of scarab beetles, commonly known as chicken-manure grubs, gnaw at the roots of seedlings. Besides biting through lateral roots and the main root, they can also strip and devour the root bark completely, causing missing seedlings and broken rows, and in severe cases even disastrous damage. Adult scarab beetles feed on both leaves and flowers, and they reproduce extremely quickly, so they can easily harm seedlings. They are a common major pest in forestry. The period when adults cause rampant damage is roughly from June to October, and this is the best time for control: it both controls the damage caused by adults and keeps the next generation's population density in check, yielding twice the result with half the effort.
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Garlic is Effective in Preventing and Treating Pullorum Disease in Chicks
Pullorum disease is an acute infectious disease caused by Salmonella pullorum, characterized in chicks by white, pasty, loose droppings; if not treated promptly, it often causes mass deaths. In recent years we have tried using garlic to prevent and treat pullorum disease in chicks: a total of 83,600 chicks were protected, with an effective protection rate of over 96%; 6,227 sick chicks were treated, of which 5,918 were cured, a cure rate of 95%, showing remarkable results. 1. Treatment methods. (1) Select locally grown purple-skinned garlic, peel off the outer skin, crush it, and mix it into the feed; use 0.5-1 g per sick chick,
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Boiling peach leaves in water is effective for treating pig lice
In summer and autumn, pigs are prone to pig lice, which not only affects the pigs' comfort and hygiene but also hinders their growth and development. The method to prevent and control pig lice is: take 1000 grams of fresh peach leaves, add 2000 milliliters of water and boil, take the cooled filtrate and wash the places on the pig's body where lice are present, wash twice consecutively, and all the pig lice can be killed, and the lice eggs will also be destroyed. If cattle have cattle lice, this method can also be used to kill them.
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Effective Methods to Prevent Browning After Lily Harvest
During the harvesting and storage of lilies, prolonged exposure to sunlight causes the lily scales to change color from white to brown, a condition known as browning. Browning is an oxidation reaction catalyzed by biological enzymes in the lily scales. Browning reduces the quality of commercial lilies; in the case of lily seed bulbs, browned bulbs have a low germination rate and are prone to rotting. This year lilies matured early, and harvesting is expected around early July, so attention should be paid to preventing browning early. During harvesting, care should be taken to provide shade coverage. Under strong direct sunlight
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Analysis and Discussion of the Effects of Forced Molting in Chickens
(1) Mortality rate during forced molting. Measures in a forced molting program such as fasting, water withdrawal and reduced lighting are a great stress to chickens, and flock mortality is a response that tests whether the amount of stress is appropriate. Generally, it is suitable to keep mortality during the implementation period of forced molting at no more than 3%, and by the end of the recovery period, to keep mortality within 5%. (2) Body weight loss rate. The decline in hen body weight indirectly reflects the state of fat consumption in the oviduct. Only when the body weight loss rate reaches 25%-30% can the fat deposited in the oviduct be basically exhausted, which is crucial for improving eggshell quality in the second laying period.
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What is the effect of adding fish oil to feed?
Fish oil is a by-product of fishmeal processing, obtained from fish and fish waste through steaming, pressing and separation. The main components of fish oil are: triglycerides, phosphoglyceryl ethers, lipids, fat-soluble vitamins, and protein degradation products. No toxic substances such as mercury, arsenic or lead have been detected in the bodies of marine fish, while potassium, copper, aluminum, cadmium and others are all below the permitted health limits, and pesticide residues are almost zero, so the quality of the oil obtained by processing fish and fish waste is reliable. 1. Fish is one of the high-energy substances, with each gram of fat containing 94 calories,
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What are the effective fattening methods for commercial rabbits?
Fattening rabbits is the last stage of rabbit production. Its purpose is to produce good rabbit meat and rabbit skins. The fattening of domestic rabbits works best after the skeletal growth and development is complete. The feeding and management of domestic rabbit fattening must meet the following five key points: 1. Concentrate feed point. After the skeletal growth and development of domestic rabbits is complete, the weight gained during fattening is mainly muscle and fat. During fattening, concentrate feed should be the main component, especially feeds rich in carbohydrates, such as sweet potato, potato, taro, radish, etc. And green fodder should be appropriately included.
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What are the wonderful uses of propolis? A full analysis of its effects and uses
Propolis is a resinous substance with a fragrant aroma that bees collect from flowers and tree trunks, mixed with secretions from their mandibular glands, beeswax, and other substances. Propolis has antiviral, antibacterial, antifungal, and tissue regeneration-promoting functions, and it has wonderful uses in livestock production. 1. For diarrhea, enteritis, and dysentery in cattle, horses, and pigs, administer 3 grams of propolis by mouth per 10 kg of body weight, and the therapeutic effect is quite good. 2. To treat pullorum disease in chickens: mix propolis with rice bran, stir it into thick rice porridge, and feed it once each in the morning and evening, or hold the chicken and
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