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A Detailed Explanation of Tuna Fishing Methods and Operational Procedures
There are quite a few methods for catching tuna, and the most popular one today is longline fishing. Longline fisheries are divided into three types: surface longline, bottom longline, and midwater longline. Tuna longline fishing gear is mainly composed of a main line, branch lines, floats, float lines, and hooks, that is, a tool for catching tuna by hanging several hooked branch lines from an extended main line. Several floats are tied to the main line, and the float lines between the main line and the floats as well as the length of the branch lines serve to adjust the fishing depth. The hooks need to be baited. The bait mainly includes frozen saury, squid, sardine
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Detailed Explanation of Key Technical Points for Cooperative Rearing of Young Silkworms
As the saying goes: "Rearing young silkworms well means 70% of the harvest." For this reason, special attention should be paid to the cooperative rearing of young silkworms. (1) Specific requirements and technical measures for cooperative rearing of young silkworms 1. The cooperative rearing room should use a dedicated young silkworm room. It needs good heat preservation and moisture retention performance, and easy ventilation. Strict disinfection should be carried out before rearing silkworms, implementing "three disinfections and one fumigation." "Three disinfections": the first round uses lime slurry; the second round uses bleaching powder; the third round uses disinfection cleaner; "one fumigation": use toxic powder fumigation smoke. 2. Heating is uniformly provided by heated bed warming. Because heated bed warming makes
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New soybean topping technique for higher yields: operate this way to get a bigger harvest
Soybean terminal buds have strong growth vigor and consume a lot of nutrients. Removing the terminal buds of soybean transfers nutrients to the pods, which helps increase yield. This is especially true for soybean with higher soil fertility and vigorous growth; timely removal of the terminal buds makes the yield-increasing effect even more pronounced. The method for removing soybean terminal buds is: at the early flowering stage, the peak of soybean growth, pinch off the 2-3 cm tender tip at the top of the main stem, so that apical growth is inhibited and nutrients are concentrated for reproductive growth, promoting more flowering and more pod setting, and helping to make the plants shorter and sturdier and enhance stress resistance. Soybean topping should follow the “three
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Schisandra Hybrid Seed Production Method and Key Operating Points
First, select in the mountains trees with good tree shape, large fruit yield, large clusters, large berries, and abundant overall fruiting, uniform; harvest the seeds and sow them directly for seedling raising; when they enter the full fruiting stage, go into the orchard and select by the same standards. Sow directly in spring, select during the full fruiting stage, and from these select 2 trees with outstanding performance; label them respectively as the male parent and the female parent, keep them far from the production orchard, and arrange pollinator trees in a 2:1 ratio; when the fruit ripens, go into the orchard to observe whether the overall fruiting across the whole orchard is consistent, whether the cluster ratio is standard, and whether there is any phenomenon of large and small berries; the yield per plant should be more than 5 kg, meeting the above standards.
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Ram vasectomy surgery and postoperative treatment and care
Ram vasectomy is the ligation or removal of a segment of the vas deferens (removing a segment is best), and ensuring the ram has good libido after surgery so it can be used for teasing. From 1997 to 2006, the author performed a total of 205 ligation surgeries, with a surgical success rate of 100%. The operating method and precautions are summarized below. 1 Preoperative preparation 1.1 Selection of the ram: a healthy ram between 2 and 4 years of age with distinct male characteristics must be selected as the surgical subject. 1.2 Preparation and disinfection of surgical instruments and establishment of the surgical approach, including
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Detailed Explanation of Key Operational Points for Peach Quick-Freezing Processing Technology
(1) Process flow: raw material selection → pitting and color protection → blanching and cooling → peeling → packaging and syrup injection → pre-cooling → quick-freezing → frozen storage. (2) Key operational points: Raw material selection. After peaches are harvested, ripe ones must be processed immediately; hard, unripe fruits need to be ripened. Properly ripened peaches have bright color, rich flavor, and are easy to pit and peel. Pitting and color protection: after the raw materials ripen, remove the pits with a small knife or a pitting machine, and immediately place the flesh into cold water to avoid contact with air and prevent discoloration. The pitting machine has flesh fragments attached,
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Detailed Explanation of the Processing Methods and Operating Steps for Stiff Silkworm
Heat the wok, add wheat bran and stir-fry until it smokes, then add the dead silkworms, stir-fry slowly until they turn slightly yellow, then remove from the wok and sift, cool and package to obtain the finished product. Generally, a qualified product is cylindrical, mostly curved and wrinkled, 2-5cm long, 0.4-0.7cm thick, with a slightly yellow body surface; hard and brittle, easy to break, with a flat cross-section, varying brown-black color, mostly glossy, with 4 brown shiny rings; slightly putrid odor, slightly salty.
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Key Points and Detailed Operation Methods of Potato Virus Elimination Technology
Potatoes are nutritious and store well. They have a short growing period and great yield-increasing potential, and are a favorite food for people. However, potatoes are susceptible to infection by multiple viruses, which leads to smaller and deformed tubers, seed potato degeneration, and so on. Experiments have proven that using shoot-tip tissue culture combined with virus testing to carry out potato virus elimination, and then producing virus-free seed potatoes for production, can effectively prevent seed potato degeneration and greatly increase potato yield. The main virus elimination methods are as follows: 1. Material collection and disinfection. Sprout the tubers of the variety to be virus-eliminated. When the sprouts are 4-5 cm long, cut the sprouts and peel off the outer leaves.
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Processing Technology and Key Operating Points for Potato Shrimp Chips
1. Product characteristics: Crispy and delicious, rich in nutrition. 2. Process flow: Material preparation → slicing → soaking and washing → boiling → sun-drying → finished product. 3. Key production points: Material preparation: Select potatoes free of pests and diseases, mold and rot, and sprouting. Wash them clean with water, drain, and scrape off the skin with a bamboo stick. Slicing: Cut the potatoes into 0.2 cm thick slices with a stainless steel knife, pour them into a water tank, add water, and stir up and down so that the solanine on the slices and the starch adhering to the surface are leached out. Boiling: Pour the soaked potato slices into a pot of boiling water (do not use a raw iron pot),
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Correct Methods and Operating Steps for Injecting Pigs
Injecting pigs is the main method for preventing and treating pig diseases. The commonly used injection methods include intramuscular injection, subcutaneous injection, intravenous injection, and intraperitoneal injection. Intramuscular injection: muscle tissue is rich in blood vessels, so the injected medicinal liquid is absorbed relatively quickly; in addition, there are fewer sensory nerves distributed in muscle, so the pain caused is relatively mild, making it the most commonly used injection method. The injection site is generally chosen at the well-fleshed buttocks or neck. During injection, first clip the hair and disinfect, then hold the syringe with the right hand and insert the needle vertically. The depth can be determined according to the size of the pig, and generally
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