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How to store scallions for a long time? Practical storage techniques shared
Optimal storage temperature: 0°C Relative humidity: above 95%RH Scallions, like leafy vegetables in general, are suited to storage in a low-temperature, high-humidity environment. Above freezing, the lower the storage temperature the better (around 0°C), and the relative humidity should ideally be 98-100%RH. Therefore, they can be placed in a perforated plastic bag. Trimming the root ends of scallions before bundling can avoid bringing large amounts of waste to market. If hygiene is maintained during trimming to prevent the entry of pathogenic bacteria, the difference in storage life between trimming and not trimming is small. Commercial sellers may choose
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How to control wheat aphids more scientifically? A detailed guide to practical methods
Wheat aphids are the type of pest with the largest annual occurrence area and the most severe damage in wheat. Although wheat aphids occur and cause damage year after year, farmers still have some misunderstandings in their control. How can wheat aphids be controlled more scientifically? It is recommended to pay attention to the following three points: 1. The appropriate time to start control. In general years, the appropriate time to start controlling wheat aphids (when the number of aphids per 100 plants rises to 500) is after wheat flowering (before grain filling), generally around May 5. Starting control at this time is best. As long as the right pesticide is used and the dosage meets the requirements, generally one control treatment can solve
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How to prevent and treat fish lice disease in snakehead? A full analysis of practical methods
(1) Pathogen: fish lice. (2) Symptoms: After being parasitized by fish lice, the diseased fish become extremely restless, swimming wildly and jumping about, with increased mucus on the body surface, and are prone to concurrent saprolegniasis and other diseases. The harm to fingerlings is extremely great, and in severe cases it can cause mass death of the diseased fish. The peak incidence period is from May to September each year. It is a common disease of snakehead. (3) Prevention and treatment: Splash 0.4×0.000001 Yuchongqing over the whole pond.
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Detailed Explanation of Practical Technical Points for Marble Goby Farming
The marble goby, scientifically named Oxyeleotris marmorata or Bostrychus sinensis, is a warm-water economic fish mainly produced in Cambodia, Thailand, Vietnam and other countries, commonly known as marble goby in Guangdong and South China. The maximum body length is 60cm, weighing up to 5--6kg. A tail weight of 0.3kg reaches commercial specification. The Thai marble goby belongs to the suborder Gobioidei, a carnivorous, bottom-dwelling, cave-dwelling fish that fears light and often hides in rock crevices and caves. The color of its body surface changes with the surrounding water quality and environment. Under natural conditions, its main food is small fish and small shrimp. The farming water temperature range is 15--33°C, suitable
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How to solve the weeding problem in dry Pinellia ternata? An analysis of practical methods
Dry Pinellia ternata is a dicotyledonous plant. In the cultivation process of this medicinal material, the weeding problem is rather tricky, and there is currently no clear and effective method; it is still mainly manual weeding, and no herbicide weeding trials have been conducted. It is said that an expert specializing in Pinellia once used glufosinate after sowing dry Pinellia, with slight effect, but we do not know the specific dilution concentration. You might try using glufosinate starting from a low concentration (100-fold solution), testing in a small area with a gradient of ratios, and after observation, once it is confirmed that the herbicide has a clear killing effect on other weeds and
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How can spent mushroom substrate be reused? Here are several practical methods
In rural areas, some mushroom growers lack awareness of environmental protection. After the growing season ends, they move the spent substrate out of the mushroom house and let it rot in the open, which both pollutes the environment and wastes a usable resource, which is truly a pity. How can spent mushroom substrate be turned from waste into treasure? Here are 4 methods for reusing spent mushroom substrate that you might want to try. 1. As a substrate for cultivating shaggy ink cap mushrooms (Coprinus comatus). Spent substrate from mushroom cultivation, as long as the mycelium grew well and the substrate was not contaminated by competing microorganisms, can be sun-dried and crushed, then added at 30% to new substrate for cultivating shaggy ink cap mushrooms, and its economic benefit
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How to prevent and treat anthracnose in magnolia? Practical methods shared
(1) Strengthen water and fertilizer management, apply more organic fertilizer, and enhance the disease resistance of the plants. (2) Promptly prune diseased leaves from the trees, sweep up diseased and withered fallen leaves on the ground, and bury them together deep to reduce sources of infection. (3) At the early stage of the disease, spray 84.1% Haoduobao wettable powder and 77% Keshade wettable powder or 1:2:200 Bordeaux mixture, etc., spraying once every 15 days for a total of 2 to 3 sprays. After that, depending on the disease situation, choose and spray 75% chlorothalonil wettable powder at 600 to 1000 times dilution and 70% anthracnose fumei
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How to Prevent and Treat Anthracnose in Phalaenopsis Orchids? A Complete Guide to Practical Methods
Anthracnose occurs to varying degrees in Phalaenopsis cultivation areas and introduction areas, harming Phalaenopsis and many other flowers. Symptoms: It mainly affects the leaves, initially appearing as small, light-colored round spots, which gradually expand into large brownish, nearly circular blotches with dark brown edges and lighter centers; later, small black dots appear on the lesions, with a yellow halo surrounding them. Disease pattern: The pathogen is a fungus, Colletotrichum. The fungal spores spread through airflow and water droplets, and the disease often occurs when plants are weakened by high temperatures, sunscald, low temperatures, chilling injury, or nutritional imbalance. Control methods: (1) The orchid room
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Ten Practical Recipes for Fattening Thin Rabbits in Autumn and Winter
After enduring the hot summer, most domestic rabbits are weak and thin, so as soon as autumn begins you must quickly increase feed to fatten them up, in order to improve the rabbits' physical strength and production performance. The following methods can be used to fatten thin rabbits in autumn and winter. 1. For rabbits with rough, messy fur and poor spirits, take an appropriate amount of tea leaves, plus 15 grams each of Boschniakia rossica and honeysuckle (Lonicera japonica), decoct the juice for oral administration, 2 times a day, 10-15 milliliters per rabbit each time, for 3-5 consecutive days, with marked effect. 2. Dissolve 5-7 grams of white sugar per rabbit per day in warm water and let the rabbit drink it freely. Generally, after 15-2
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What are the methods for preserving garlic bulbs? Practical storage tips to teach you a few tricks
Garlic bulbs do not store well. Even in a dry, ventilated environment, after 100 days of storage they will sprout, shrivel and become moldy, affecting the planting quality for the following year. Therefore, mastering the storage techniques for garlic after harvest is extremely important. Here four garlic bulb storage and preservation techniques are specially introduced: 1. Hanging storage method. After harvest, the fresh garlic bulbs are first sun-dried for 2-3 days; when the leaves become soft, tie the garlic into bunches of 8-10 bulbs each, then hang them neatly under a shade shed or eaves to air-dry naturally. During the hanging storage period, exposure to the sun should be avoided in summer and autumn, and in winter the garlic bulbs should be moved into a ventilated room for storage to avoid moisture and freezing.
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