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Methods and Technical Key Points for Trunk-Cutting Planting of Black Locust in Autumn and Winter
Late autumn and early winter is the best time for trunk-cutting planting of black locust (Robinia pseudoacacia). Its characteristics are as follows: First, it avoids the spring tree-planting peak period and the busy farming season, makes full use of the winter slack period, and fully guarantees the timing and quality of planting. Second, according to the physiological characteristics of black locust, the daily average temperature required for root growth is relatively low; after leaf fall in autumn the aboveground part stops growing while the underground part still grows for a period, and when the leaves fall the mobile nutrients in the branches and leaves return to the trunk and roots, so the roots are rich in stored nutrients at that time, which exactly gives the root system a growth stage. Third, the planting
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Key Technical Points and Precautions for Turtle-Fish Polyculture Explained
Turtle-fish polyculture is a method of turtle farming in which turtles are the main species and fish are stocked as a secondary crop. Experiments have shown that turtle-fish polyculture yields benefits 1 time or even several times higher than other polyculture methods. The following briefly describes its zoological principles, farming methods, and so on. 1 Zoological principles of polyculture. Turtle-fish polyculture refers to the mixed farming of turtles and fish in the same pond water body. From a zoological perspective, turtle-fish polyculture not only makes full use of the biological cycle of the water body, but also maintains the dynamic balance of the water body ecosystem. Turtles and fish can not only coexist,
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How to cultivate a tower chrysanthemum? These technical points must be mastered
I. Selection and cultivation of the rootstock For grafting tower chrysanthemums, Artemisia (mugwort) of the Asteraceae family, genus Artemisia, is generally used as the rootstock. Sow seeds for seedlings at the end of September; in early November, select mugwort seedlings whose stems have just begun to elongate and which are growing vigorously, plant them first in small pots, and place them in a greenhouse to overwinter, with the temperature generally kept at 10-15°C. After transplanting and establishment, apply a light fertilizer to promote growth. Water once a week, maintaining humidity at 50-60%. In early to mid-February of the following year, lateral branches can sprout from every node starting at its base. After the frost has passed, once the plant height is about 40-60 cm, it can be moved outdoors. Before moving outdoors
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Detailed Explanation of Key Technical Points for the Prevention and Treatment of Deer Mucosal Disease
Deer mucosal disease is a disease caused by the mucosal disease virus, characterized by acute, catarrhal inflammation of the mucous membranes of the gastrointestinal tract and upper respiratory tract. 1. Pathogen The pathogen of this disease is the mucosal disease virus, also known as bovine viral diarrhea virus. The virus is sensitive to ether, chloroform, and acid, and is quickly inactivated at 56°C. 2. Epidemiological characteristics The sources of infection are diseased deer and virus-carrying deer. The virus is excreted from the body through nasal and ocular secretions, milk, feces, urine, and semen. Ingestion or inhalation of contaminated materials is the main mode of transmission. Deer, musk deer, and various ruminants are susceptible. The disease can occur
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Key Technical Points for Breeding and Incubation Management of Meat Snakes
Snakes generally reach sexual maturity at 2-3 years of age, and the estrus season is in spring each year. Mating mostly begins at the first molting after waking from hibernation each year. Because the sperm of male snakes can survive in the female's body for several years, a female snake mates at most 3-4 times in her lifetime. During the mating and breeding season, sufficient food should be provided. Near the egg-laying period, pregnant female snakes and male snakes should be kept separately to maintain quiet and avoid disturbances from all sides. The egg-laying period of snakes is about July to August. During this period, as soon as snake eggs are found, they should be collected in time for artificial incubation, and should not
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Operative Method and Technical Key Points of Vasectomy for Sterilization in Deer
Vasectomy can achieve sterilization by blocking sperm output without affecting the libido or antler-producing performance of male deer. The relevant details of this surgery are summarized below. 1 Preoperative preparation 1.1 A small amount of easily digestible feed should be given on the evening before the surgery; no feed is given on the following morning, and the surgery is performed in the morning or forenoon. 1.2 Anesthesia To enhance the anesthetic effect, the dose of Xiannailin (a deer anesthetic) may be increased, with 1.5 to 2 ampoules injected intramuscularly per deer. 1.3 The surgical site is scrubbed, shaved, dried, and disinfected.
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Routine Management Methods and Technical Points for Meat Dogs
1 Kennel Environment The kennel must be cleaned every day. Remove the feces and damp bedding from the kennel and replace it with fresh dry hay. Carry out a thorough cleaning once a month and disinfect; carry out thorough disinfection twice a year in spring and autumn. After washing the interior with clean water and letting it dry, bring the dogs back inside. Collect the feces and bedding material in one place and burn or bury them deep. The kennel must have good ventilation and sunlight exposure; keep the air inside fresh and not damp. Maintain suitable temperature and humidity. The temperature changes inside the kennel should be relatively
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Detailed Explanation of Key Technical Points for Pig Feeding and Management
(1) Common Technical Requirements for Feeding and Management of Pigs 1. Advocate feeding pigs with raw feed. In rural pig farming, feed is often cooked and mixed into a thin mash for feeding. This "clear soup to fill a big belly" method not only wastes feed, fuel and labor, but also results in slow weight gain and high feeding costs. If raw feed is used instead, the above shortcomings can be overcome. 2. Diversify feed types and rationally combine concentrated, green and coarse feed. Pig farming practice has proven that a diet composed of multiple varieties allows nutrients to complement each other,
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Pear orchard pest and disease control methods and key technical points
Currently the pear orchard is in full bloom. At the end of the pear tree flowering period, fruit growers should promptly control the following pests and diseases: For pear gall midge and pear psylla, according to the flowering situation of the pear trees, spray for control promptly when flowering is basically finished. For the pesticide, 10% Shenjian 1500x solution plus 10% Shijia Bichlor 2000x solution can be used. For pear rust and pear scab, spray for control promptly at the end of pear tree flowering. For the pesticide, 15% Fenxiuning 1500x solution or 45% Dason 800-1000x solution, plus 10% Shigao 6000x solution, can be used.
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How to manage greenhouse apricots? Master these four technical points
1. Fertilizer and water management. Apply base fertilizer every autumn. The base fertilizer is mainly organic fertilizer such as livestock manure, compost, and cake fertilizer, appropriately mixed with some nitrogen, phosphorus, and potassium fertilizers. After covering with plastic film, no more topdressing is applied; after fruit set and during the hard-core stage, spray once with 0.3% urea plus 0.2% compound micronutrient fertilizer and 0.3% monopotassium phosphate. Install drip irrigation pipes in the greenhouse and water reasonably according to soil moisture. Do not water too much, so as to avoid excessive growth of new shoots and cause physiological fruit drop. 2. Training and pruning. For "Y"-shaped training, mainly retain lateral branches (main branch branching angle about 70 degrees
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