-
How to prevent and control green mold in edible mushrooms? A detailed introduction to practical methods
Green mold disease is a major enemy in edible mushroom cultivation. It is prone to occur in large amounts when raw materials are not fresh, raw material handling is improper, sterilization is incomplete, inoculation is not strict, and the spawning environment is not clean, especially combined with acidic, high-temperature, and high-humidity conditions. Its spores spread quickly through the air and reproduce rapidly. If prevention is inadequate or control is not timely, serious consequences will result. 1. Select fresh raw materials and auxiliary materials that have not been rained on and are not moldy. Raw material handling and fermentation sites must be clean and hygienic. 2. During cooked-material cultivation, sterilization standards must be met and sterilization must be thorough; during fermented cultivation
-
How to keep edible mushrooms fresh? Ten practical methods shared
1. Cold storage preservation: After harvesting, the fresh mushrooms are sorted and placed in baskets, covered with multiple layers of wet gauze or burlap. In a cool place, place a vat containing a small amount of clean water, set a wooden rack above the water, place the baskets on the rack, and seal the vat opening with plastic film. 2. Dormancy preservation: After harvesting, place them indoors at above 25°C for 3-5 hours to encourage vigorous respiration, then place them in cold storage at around 0°C for about 12 hours; at around 20°C, the fresh-keeping period is about 4-5 days. 3. Controlled atmosphere preservation: This method artificially controls the temperature of the environment
-
How to prevent and control pests and diseases of oleander? A detailed guide to practical methods
1. After aphids are found, spray the plants with a 40% dichlorvos emulsion at 800 times dilution, or with water in which cigarette butts have been soaked; when there are only a few, they can also be brushed off. For other control methods, refer to the pest and disease control section for Chinese rose and scarlet sage. 2. Scale insects damage the branches and leaves. Control method: spray the plants with Jiesha at 2000 times dilution. For other control methods, refer to pest and disease control for crape myrtle. 3. Black spot disease This disease occurs easily under high temperature and high humidity and damages the leaves. After it appears, spray with 50% carbendazim at 500 times dilution or thiophanate-methyl at 600 times dilution. For other control methods
-
How to Prevent Bud Drop in Phalaenopsis Orchids? Practical Methods Explained
To prevent bud drop in Phalaenopsis orchids, pay attention to the following points: The indoor temperature must be suitable. From autumn and winter, when Phalaenopsis orchids go from bud formation to blooming, the temperature generally needs to be above 5°C. If the temperature is too low, it easily causes yellowing leaves or bud drop. Reasonable pot soil moisture. When Phalaenopsis orchids are forming buds and growing flower buds, only keep the soil slightly moist; avoid watering too much or too frequently, as overly wet pot soil easily causes bud drop. The ambient air humidity can be higher; when the temperature is high at noon, sprinkle some water on the ground. Fertilization must be sufficient. Every time a Phalaenopsis orchid blooms, it needs a large amount of fertilizer
-
How to Get Phalaenopsis Through the Summer? A Detailed Guide to Practical Technical Points
1. Measures: Getting Phalaenopsis through the summer is mainly a matter of cooling, and the following measures should be taken: ① Add a double layer of shade netting to reduce light, which achieves a good cooling effect (a drop of 2°C to 4°C). ② Sprinkle or flood the ground. Summer temperatures are very high, but the water just drawn from a well is actually quite cold, around 16°C. Therefore, sprinkling or flooding can produce an obvious cooling effect. ③ Spray water on the leaves; this cools fastest but lasts the shortest time. ④ Ventilate. On the wall every 5 m
-
How to tell a pigeon's age? A few practical methods for judging it
Pigeons generally live 10-15 years, and some as long as 20 years. But as breeding pigeons, their best breeding age is 2-4 years old, at most 5 years old. Knowing how to tell a pigeon's age is of great significance for timely pairing and breeding and for selecting and breeding good stock. A pigeon's age can be identified from the following aspects. 1. Beak: the older the bird, the blunter and smoother the tip of the beak. A squab's beak tip is rather pointed, soft and slender; a young pigeon's beak is thicker and hard; an adult pigeon's beak is rather short and thick, with a harder and smoother tip. Because adult pigeons feed squabs, the corners of the beak grow
-
How to detect illness in dogs? Practical methods for identifying when a dog is sick
When dogs suffer from different diseases, they will show corresponding abnormal manifestations (symptoms) in one or certain aspects. Using the following methods of examination, sick dogs can be detected. It is necessary for dog owners to master some of the most commonly used basic knowledge in this regard, so that sick dogs can be discovered in time and some simple treatment can be carried out. Never think that the diagnosis and treatment of dog diseases is only a matter for veterinarians and that "it is none of your business and you stay aloof." (1) Look. The content of looking has two major aspects: first, under quiet conditions, look at the dog's mental state, behavioral manifestations, and reactions to external stimuli; second, look at the dog's body surface condition (coat, skin, natural orifices, etc.) and the characteristics of its excrement, etc. (2) Listen. Directly listen to whether the dog's barking and breathing sounds are normal, and whether there is panting, coughing, or sneezing, etc. A stethoscope or short tube can also be used to listen to the heartbeat, breathing, and gastrointestinal peristaltic sounds. (3) Measure. Commonly use a veterinary thermometer to measure the temperature in the rectum (37.5-38.5°C for adult dogs, 38.2-39.3°C for puppies). A dog's body temperature changes regularly within a day, lowest in the early morning and slightly higher in the afternoon, and the difference between day and night generally does not exceed 1°C; if the temperature difference is too large or there is reversed fever (high in the morning, low in the evening), then it is abnormal. You can also hold the dog's ear with your hand to sense its body temperature. (4) Touch. Use the palm or back of the hand to touch a certain part of the body surface to determine the temperature and sensitivity of the skin there, muscle tension, and whether the adjacent internal organs are normal (position, size, texture, and whether there is pain). The heartbeat or pulse condition is also very easy to feel clearly with the hand. (5) Percuss. Tap the corresponding areas on the body surface (projection areas) of organs such as the dog's stomach or intestines with the fingers to judge whether they are normal.
-
Peach Tree Technology Home-Study Manual: A Practical Guide for Fruit Growers
1. Variety Introduction 1.1 Early Red Flat Peach (Zaohong Pantao): single fruit weight 110-200 g; the fruit surface is pink-red, beautiful and vivid, firm-fleshed, crisp and juicy, intensely sweet and fragrant, of the highest quality, storage- and transport-tolerant, ripening in mid-June. 1.2 Okubo: average single fruit weight 250 g, large fruit weight 700 g, good flavor, sweet-tart and palatable, freestone, ripening at the end of July. 1.3 Jingyu (Beijing No. 14): fruit elliptical or nearly round. Single fruit weight 195 g, maximum fruit weight 233 g, fruit surface light
-
Practical Tips for Making Money from Conventional Fish Farming
In recent years, the market price of conventional fish has kept falling, sometimes even approaching the cost price, and fish farmers can make a loss with the slightest carelessness. Can money still be made from farming conventional fish? With this question in mind, our reporter visited some of the more profitable large-scale fish farmers in the province, and based on a summary of their successful experience, here are 10 production recommendations. 1. Advocate pollution-free farming. With the introduction of the pollution-free agricultural product market access system, the production of pollution-free aquatic products will inevitably receive a high degree of attention. Whoever wants to remain invincible in the great tide of the future market economy
-
How to steam fish without the fishy smell? 4 practical methods to remove the fishy smell
When making steamed fish, if it is not prepared properly and the heat is not right, the fish meat will look dull, and the texture will be coarse and fishy. To make delicious steamed fish, you need to master the following 4 tips: 1. Drain all the blood. For steaming a live fish, you must first strike the fish head hard with the flat of the knife to stun it; and bleed it from the gills so that the capillaries in the fish meat do not take in fish blood. This way the steamed fish meat will be white as jade, with no fishy smell at all; otherwise, the fish meat will not only be dull, but also very fishy. 2. Soak in hot water. After the live fish is gutted, scaled
条件筛选