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Detailed Explanation of Common Disease Prevention and Control Methods for Fish and Crabs, a Must-Read for Farmers
I. Grass carp hemorrhagic disease. Symptoms: bleeding in the fins, mouth, eye sockets, muscles, and intestines, partially or entirely bright red. Prevention and control: 1. Splash dibromohydantoin or chlorine dioxide over the entire pond, using 200 grams of dibromohydantoin or chlorine dioxide per 1 mu of water surface with a depth of 1 m. Apply once more after 2-3 days. 2. Mix Yu'erkang into bait and feed, mixing 1 kg of Yu'erkang per 50 kg of feed, and feed continuously for three days. 3. Mix Suke into bait and feed, mixing 50 grams of Suke per 50 kg of feed, feeding once a day, with three consecutive days as one treatment course. If combined with external use of dibromohydantoin
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A detailed guide to cut rose production procedures, a must-read for growers
I. Propagation Cut roses are mainly propagated by grafting. The rootstocks used are wild rose, multiflora rose, or Rosa canina, with Rosa canina being the most ideal. Grafting propagation is carried out during the growing season, usually in mid-March or from early July to mid-September. At this time, the bark of the rootstock is easy to peel, making the operation convenient and resulting in a high survival rate. When grafting, first make a vertical cut on the rootstock, then make a horizontal cut to form a "T" shape. Then cut a shield-shaped bud piece from the scion and insert it into the cut. Then tie and secure it in place. After the scion survives, cut off the part above the cut
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How to Make Chun'an Golden Thread Candied Jujubes and Detailed Steps
1. Use a small blade (preferably a razor blade) to make more than 10 cuts on each jujube, mainly to let the sugar penetrate more easily; 2. Soak in clean water for five or six hours to remove the astringency of the jujubes, then drain; 3. Put the drained jujubes into sugar water and boil (10 jin of jujubes with 3 jin of water). If making them to sell, add 6 jin of sugar to 10 jin of jujubes; for home consumption, 3 jin of sugar to 10 jin of jujubes is enough; 4. Boil in the water for more than an hour, then gently pinch with your hand and squeeze out the pits, and drain.
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Rice seedling raising is key: good seedlings mean half the rice is already grown, and strong seedlings lead to high yields.
Seedling-stage management for machine transplanting is key. Cultivating robust seedlings suitable for machine transplanting is the key to the success of promoting mechanized rice transplanting. "Good seedlings mean half the rice is grown, and strong seedlings lead to high yields." The quality of the seedlings plays an important role in the number of panicles, number of grains and grain weight in the later growth stages of rice. The basic requirements of mechanized transplanting for seedlings are overall uniformity and individual robustness, requiring that "a tray of seedlings has no tall and short ones, and a handful of seedlings has no thick and thin ones." High temperature and high humidity promote uniform emergence. Germinated rice seeds, after sowing, need to go through a period of high temperature and high humidity for seedling establishment.
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How to prevent swine dysentery? Prevention and control methods every pig farmer must read
Swine dysentery is an acute infectious disease caused by Brachyspira hyodysenteriae, clinically characterized by mucohemorrhagic diarrhea of varying degrees (commonly known as "bloody dysentery"), weight loss, and catarrhal hemorrhagic and necrotic inflammation of the cecum. The disease can occur in all four seasons, and pigs of all ages can be affected, with a higher incidence at 2-3 months of age; the morbidity rate of infected piglets can reach 75%, and the mortality rate is 5%-25%. Diseased pigs and carrier pigs are the main sources of infection, and fecal contamination is the main route of transmission; the carrier rate of recovered pigs is very
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What are the processing methods for Angelica sinensis? Read this article to find out
After harvesting, shake off the soil, pick out the rotten roots, remove the remaining leaf stalks, and after the moisture has slightly evaporated, tie them into flat bundles weighing 0.5~1 kg and place them in a smoking shed. Inside the smoking shed, build a 130 cm high rack, lay bamboo strips on top, and place the angelica bundles on it alternately flat and upright, with a thickness of 30~50 cm. Use soybean stalks, wet poplar, willow wood, etc. as fuel; after lighting, spray water so that it only produces smoke and no open flame, smoke them to color, until the surface of the angelica turns reddish red, then switch to coal fire or firewood (grass) fire and smoke for about 10 days, then turn over
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What plant is Caragana? Read this one article to understand
A plant of the genus Caragana in the Fabaceae family, scientific name Caragana Fabr., also known as ningtiao and Caragana korshinskii. Its English name is also peashrub. This genus has about 60 species. Native to Eurasia, China produces about 50 species, most of which are grassland psammophytic, xerophytic deciduous shrubs, and are forage and green manure plants. Widely distributed in the northwest, Inner Mongolia and other places. Mongolia and Siberia of the former Soviet Union also have distribution. Leaves often clustered or alternate, even-pinnate compound leaves or false palmate compound leaves, leaflets 4-20, entire, stipules small
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How to Skillfully Master the Pig Feed-to-Water Ratio? A Must-Read for Pig Farmers
Mixing pig feed with too much water and making it too thin is a long-standing habit among rural people. It has many drawbacks: First, when the feed is mixed too thin, the water content in the daily ration increases relatively, the nutritional components are insufficient, saliva secretion is greatly reduced, the gastric juice is diluted, and the feed stays in the stomach for a shorter time, severely reducing the feed's utilization rate. Second, it increases the physiological burden and raises the body's heat consumption. In addition, in autumn and winter, because pigs urinate more, the pigpen becomes damp and cold, seriously affecting the pigs' growth, development and health. It can thus be seen that pig feed is better prepared as a moist mash, which not only saves
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How to make silver-thread spicy fish head delicious? Home-style recipe shared
Ingredients: 1 silver carp fish head (about 900 g) Auxiliary ingredients: 200 g vermicelli, 75 g fresh red and green bird's eye chilies, appropriate amounts of ginger and pickled peppers. Seasoning: appropriate amounts of pepper, salt, monosodium glutamate, chicken bouillon, cooking wine, white sugar, pickled pepper oil, scallion sections, chopped scallions, and scallion oil. Method: 1. Soak the vermicelli thoroughly in warm water first. 2. Chop the bird's eye chilies and put them into the pickled peppers, pepper, salt, monosodium glutamate, chicken bouillon, cooking wine, white sugar, and pickled pepper oil, mix well, put the fish head in and marinate for 5 minutes. 3. Cut the fish head in half, arrange
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What are the control methods for Ichthyobodo? A must-read for fish farmers
① Copper sulfate: before stocking fry, soak them in 8 g of copper sulfate per cubic meter of water for 15-30 minutes. ② Copper-iron mixture: during the disease season, hang a bag of copper sulfate and ferrous sulfate (5:2) once every half month. ③ Spray the whole pond with a mixture of copper sulfate and ferrous sulfate (5:2), using 0.7 g per cubic meter of water. ④ For each mu at 1 m water depth, spray the whole pond with 15-20 g of avermectin. ⑤ Soak diseased fish in 2% salt water or 0.05% formalin for more than 15 minutes. ⑥ During the disease season, use 15 kg of chinaberry leaves per 500 cubic meters of water
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