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Controlling E. coli disease in the farrowing house: be on guard against these 10 major risk factors
The 10 major risk factors for controlling E. coli disease in the farrowing house
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What are the methods for preventing and controlling mosquitoes and flies in pig farms in summer?
Methods for preventing and controlling mosquitoes and flies in pig farms in summer
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What methods are there for controlling the sex of fish?
Controlling the sex of fish is an effective way to increase fish production. Generally, sex hormones can be used to induce the sex of fish to develop in the direction people want. Sex hormones are divided into two types: those secreted by the testes are male hormones, and those secreted by the ovaries are female hormones. The primitive germinal epithelium tissue of fish simultaneously has two components: the cortex, which determines development toward female, and the medulla, which determines development toward male. Under the action of female hormones, the cortex differentiates into ovaries, while the medulla does not develop, resulting in a female with egg-laying reproductive function; conversely, under the action of male hormones, the fish will become male. Therefore, during
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What are some simple methods for controlling pig lice?
Pig lice can be eliminated with the following methods: 1. 50% tobacco powder and 95% water, boiled into a decoction and sprayed on the pig's body to achieve the lice-killing effect. 2. 750 parts kerosene, 27 parts soap, 378 parts water; melt the soap in hot water, then mix in the kerosene and stir thoroughly; when using, dilute with 10 times the amount of water, then spray or rub onto the pig's body. 3. 5 grams of Stemona root (Baibu) and 500 grams of liquor, applied to the pig's body once a day for 2-3 consecutive days. To thoroughly eliminate pig lice, no matter which
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Methods for preventing and controlling respiratory diseases in broiler chickens during low-temperature periods in autumn and winter
How to control respiratory diseases in broiler chickens when temperatures are low in autumn and winter
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What are the eco-friendly methods for controlling flower diseases and pests?
Using pesticides to control flower diseases and pests not only pollutes the environment but is also costly, and sometimes they are even hard to buy. If you make your own homemade pesticides to control flower diseases and pests, the raw materials are easy to obtain, preparation is convenient, it saves money and time, and it is pollution-free and harmless, with very good control results too.
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What are the methods for controlling pests and diseases of golden privet?
Along the roadsides of most cities, we can often see golden privet, which is mainly used for urban greening. The leaves of golden privet are golden yellow, and the various patterns they form with other plants are of great significance to the ecological construction of our cities.
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What are the methods for controlling scale insects on plants?
Scale insects are a pest that gives many flower growers a real headache. Because the adult scale insect's shield is waxy, it can be said to be impervious to all poisons. Some growers, when treating scale insects, end up killing their own flowers or succulents instead, and in quite a few cases the scale insects are still there.
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Methods for preventing and controlling flower diseases and pests in greenhouses in spring
In spring, the occurrence of diseases and pests increases for flowers in greenhouses. In spring, this great time for flower growth, if diseases and pests occur, the economic losses are very large. How should flowers in greenhouses be protected from diseases and pests in spring?
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