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Analysis of Selection and Management Methods for Breeding Wild Boars
Estrus and Mating in Wild Boars The wild boar has coarse and sparse hair, generally gray or grayish-yellow. Adult sows weigh 90 kg to 130 kg and are highly responsive to the external environment. Female wild boars generally have 6 to 7 pairs of teats, produce 2.5 litters per year, and generally have 10 to 15 piglets per litter. Suitable mating time
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What are the methods to improve the reproductive rate of porcupines
1. Multiple-mating reproduction method: During the peak estrus period of the female porcupine, after it has mated with the male porcupine in the same breeding pen for 6 hours, place this female porcupine into a spare male porcupine breeding pen to allow it to receive a second mating. After that, raise the pregnant female porcupine separately until it gives birth.
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Technical Points and Methods for Cage Culture of Catfish Explained
Cage culture of catfish, adult fish yield of 17.5 kg per sq m, economic benefit is 5-10 times that of grass carp and common carp. The main techniques are as follows: 1. Setting up cages, graded rearing Select streams, rivers, lakes, reservoirs and other wide waters with clean water quality, high dissolved oxygen, and suitable pH to set up
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Key technical points for overwintering storage of river crabs: these methods you need to master
River crabs are generally caught and brought to market in a concentrated period from early October to the end of November each year, so the volume is large and the price is low, and farming profits are not high. Overwintering storage of river crabs helps stagger the peak marketing season, raise the market price of river crabs, and thereby achieve the best economic benefits. 1. The pond should
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How to prevent and treat red skin disease in loach? Prevention and treatment methods farmers must know
Cao Jiafeng from Liangxu Town, Jiangyan City, called to report that the loach he was farming recently showed symptoms of reddening of the pectoral fins and then reddening of the whole body. The diseased loach floated on the water surface and soon died, with about 250 grams dying each day. He asked what disease the loach had contracted and how to prevent and treat it. From Cao
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What are the breeding methods for rapid fattening of Boer goats?
Goats raised in rural areas weigh no more than 15 kg at 12 months of age, and native sheep weigh around 25 kg at 12 months of age. The reasons for slow growth: first, inbreeding leads to physical degeneration; second, deworming is neglected, consuming a large amount of nutrients; third, no scientific feed formulation is used.
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Diagnosis and Treatment Methods for Donkey Diseases, a Must-Read for Donkey Keepers
In terms of habits, meat donkeys are more tolerant of coarse feed than horses, cattle and other livestock, and have stronger disease resistance, but this does not mean they do not get sick. Donkeys have a strong tolerance for ordinary diseases, so during diagnosis and treatment, attention must be paid to this in order to prevent the occurrence of epidemics. 1. Donkey diseases
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Detailed Explanation of Tibetan Mastiff Weaning Methods, a Must-Read for Tibetan Mastiff Breeders
The weaning time can be determined according to the physique of the mastiff pups and the lactation condition of the female mastiff, and weaning is generally done at around 45 days. The weaning methods are as follows: 1. One-time weaning method: On the weaning date, forcibly separate the mastiff pups from the female mastiff. Its advantages are a short weaning time and early separation into litters;
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Scientific Management Methods and Technical Key Points for Fish Ponds in Autumn
The autumn climate is cool, the water temperature is suitable, the fish feed vigorously and grow rapidly. This is a key stage for achieving high yields in aquaculture ponds, so production practices must attach importance to the management of fish ponds in autumn. 1. Reasonable feeding. Based on the fish stocking density, survival rate, and the growth weight gain and feeding situation of the previous stage
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Breeding Methods for Geese to Lay More Eggs in Winter
1. Cold protection and warmth. Close the doors and windows of the goose house, plug the gaps in the house, add curtains at night for cold protection or pile manure at the back wall of the goose house for insulation, appropriately increase the stocking density, and keep the laying nests soft and warm. Where conditions permit, a plastic greenhouse should be built to use solar energy to increase the room temperature.
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