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How is the condition of Euonymus japonicus disease? Let us help you recognize the common disease symptoms
1. Symptoms: In the early stage of the disease, there are small yellow spots on the leaves, which gradually turn yellowish-brown and expand into round or irregular spots. The diameter of the spots is 2 mm to 10 mm. In the later stage, the spots become grayish-brown or grayish-white, with darker edges, and many small black dots form on the spots. In severe cases, the spots merge into one large area, and the leaves turn yellow and fall off. 2. Disease pattern: The pathogen overwinters in the form of mycelium and other structures on diseased leaves or fallen leaves, serving as the primary infection source. Spores are spread by wind and rain. In the spring of the following year, as the temperature rises, conidia are produced,
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What variety is the American black sweet potato? An article to help you understand
The American black sweet potato is a new black-red sweet potato variety introduced from the United States. The leaves are heart-shaped, without notches, with short vines (70-100 cm long), many branches at the base, and the top three leaves are purple-red. Each plant produces 4-6 tubers, each weighing 100-500 grams, with a maximum of 1 kg. It produces many and uniform tubers. The general yield per mu is: spring sweet potatoes 4000-5000 kg, summer sweet potatoes around 3000 kg. The tubers are spindle-shaped, with purple-black skin like dragon shells, and purple-red flesh, beautiful and attractive. After cooking, they are entirely purple-black, sweet, fragrant, mealy, and sandy,
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How do you make delicious Suancai Yu (pickled mustard green fish soup)? A five-step cooking method to help you make it easily
Ingredients: Grass carp or common carp, grass carp is best, about one and a half jin in weight is better. One head of pickled mustard greens (the reason I say one head is because pickled mustard greens made from kohlrabi are generally pickled one head at a time). Steps: 1. After cleaning the fish, remove the fish head, slice the fish meat off and cut it into small slices. Chop the fish bones into small sections. If the pot is not big, you can keep the fish head for making fish head soup later. If the pot is big enough, you can cook the fish head together as well. 2. Put the fish bones and fish head together with salt and cooking wine
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How to identify a sick sheep? Ten methods to help you judge accurately
First, look at the eyes. A healthy sheep has nimble, bright, spirited eyes that are clean and moist. A sick sheep has dull eyes, drooping eyes with no spirit, and slow reactions. Second, look at the ears. A healthy sheep often holds its ears upright and flexible, while a sick sheep keeps its head low with drooping ears. The ears do not move. Third, look at the coat color. A healthy sheep has a neat, glossy, elastic coat. A sick sheep has a messy, lusterless coat. Fourth, look at rumination. A healthy sheep, regardless of feeding, starts ruminating 30 minutes later for 30-40 minutes, and ruminates 6-8 times in a day and night. A sick sheep ruminates less or stops. Fifth, look at movement. A healthy
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Mushroom fermentation agent helps mushrooms achieve high yield, high quality, and time savings
Using a fermentation aid to make edible mushroom growing substrate allows fast and thorough fermentation, working at both high and low temperatures, greatly shortening the fermentation production time, reducing labor intensity, and lowering production costs. It also has the characteristics of broad-spectrum fermentation and strong adaptability (it can ferment almost all organic matter that needs fermentation, and has relatively loose requirements for environmental conditions), and can be widely used for button mushroom (white mushroom), Agaricus edulis (double-ring mushroom), oyster mushroom (Pleurotus), Hypsizygus marmoreus (small oyster mushroom), straw mushroom (rice-straw mushroom, Chinese mushroom), silver-thread straw mushroom
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Can drinking goji berry tea help prevent kidney stones?
Drinking goji berry tea can help prevent kidney stones, according to research by a doctor in the urology department of the Second Military Medical University. Although there are many causes of kidney stones, this doctor concluded through analysis that goji berries have an antioxidant effect and can effectively reduce damage to renal tubular epithelial cells, thereby preventing the formation of calcium oxalate kidney stones. This is because studies have shown that damage to renal tubular epithelial cells is the earliest underlying lesion in stone formation. Through animal experiments, this doctor verified his view: an appropriate amount of goji berry polysaccharides (the main active component in goji berries
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Goji berries can protect brain cells and help prevent Alzheimer's disease
According to a report by Hong Kong's Ta Kung Pao, many people regard goji berries as a good traditional Chinese medicine for nourishing the liver and improving eyesight. A study by the Department of Anatomy at the University of Hong Kong's Faculty of Medicine has confirmed that goji berries can also protect neuron cells and help prevent Alzheimer's disease. However, Zheng Chuanzhong, assistant professor in the Department of Anatomy at the University of Hong Kong's Faculty of Medicine, who led the study, said that it has not yet been discovered which component of goji berries can effectively protect brain cells, so the next step of the research will be to conduct animal experiments and find the component in goji berries that effectively protects brain cells. The Department of Anatomy at the University of Hong Kong's Faculty of Medicine in two
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What is Goji Fish Rice? An article to help you understand specialty agriculture
Ingredients: mandarin fish, goji berries. Seasonings: salt, MSG, egg white, cornstarch, salad oil, stock, yellow rice wine, sesame oil. Method: (1) Debone the mandarin fish, mince it, and velveting it with a coating; soak the goji berries in water and set aside. (2) Slip the minced fish in warm oil briefly, then remove and drain; saute minced scallion and ginger in the pan, add stock, goji berries, and seasonings, then add the minced fish and stir-fry; thicken with a slurry, plate, and serve. Characteristics: tender, fresh, and smooth on the palate.
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How to reduce contamination in edible mushroom inoculation? Five practical methods to help you solve it
Autumn and winter are the golden seasons for producing edible mushrooms, but every year, inoculation contamination causes economic losses of around 20% for mushroom growers. Using the following 5 methods can reduce the inoculation contamination rate. 1. Bottled fermented material: Fill fermented material 1 to 2 cm deep above the culture medium at 4 cm from the bottle mouth, then sterilize. Its advantages are that contaminating bacteria are less likely to infect the culture medium, and the spawn age is consistent. 2. Wheat grain germination method: Let wheat grains germinate before bottling and sterilizing. That is, let the wheat grains used for spawn germinate all at once, with sprouts 1 to 2 times the length of the wheat grains, then fully sun-dry and store. One day before making the spawn, soak the wheat grains for 12 hours and directly bottle and sterilize. Its advantages are that the process of boiling the wheat grains is omitted, mycelium grows quickly, and there are fewer contaminating bacteria. The contamination rate is 2% to 3%.
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What is the fresh-keeping principle for edible fungi? This article will help you understand it clearly
Fresh-keeping for edible fungi (theprincipleoffresh-keepingforediblefungi): Mushroom bodies separated from the culture substrate still have vitality, and living organisms have resistance to adverse external environments and microbial infection. However, the stronger the life activity, the faster the rate of freshness decline. Therefore, without destroying the normal physiological functions of the organism, by controlling various factors that affect the physiological and biochemical changes of fresh mushroom products, the life activity of the mushroom body can be kept as low as
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