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How to tell if a sow has inflammation? Use boar semen for testing during estrus
Abstract When a diseased pig showing signs of inflammation is in estrus, insert a catheter into the diseased pig's vagina, then pull the catheter out, take the mucus adhering to the catheter and place it on a glass slide, then take a little highly motile boar semen and mix it with the mucus, let it stand for a period of time
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Strawberry Cultivation: Experience Sharing on Soil Testing and Formula Fertilization
1. Fertilizer requirements: Strawberry growth requires nitrogen, phosphorus, potassium, and various trace elements such as boron, magnesium, zinc, iron, and calcium. Early growth requires phosphorus, the early-to-mid stage requires large amounts of nitrogen, and the entire growth period requires potassium. With severe nitrogen deficiency, the leaves turn yellow, become partially scorched, and are slightly smaller than normal leaves.
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Benefits, Implementation Methods and Technical Points of Soil Testing and Formulated Fertilization for Crops
For crop growth, when the soil nutrients are insufficient, artificial fertilization is indispensable. So what is soil testing and formulated fertilization? How is it carried out? What benefits does it have? What techniques are involved? It is reported that soil testing and formulated fertilization is based on soil testing and fertilizer field trials, and according to crop nutrient requirements, soil nutrient supply capacity and fertilizer effects, on the basis of rational application of organic fertilizers, it proposes the application amounts, application periods and application methods of nitrogen, phosphorus, potassium and medium and trace element fertilizers.
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How Is African Swine Fever Detected? A Detailed Explanation of Common Testing Methods
We have already summarized the topic of African swine fever for you many times, but questions still come up quite often. For example, how is African swine fever detected? This is very important, so let's take a look! 1. How Is African Swine Fever Detected Check all pigs every day
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Of 298 health food products, only 30% passed human trials; the rest relied on animal testing, and animal rights groups are calling for regulatory changes
Of 298 health food products, only 30% passed human trials; the rest relied on animal testing, and animal rights groups are calling for regulatory changes
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Testing field corn with Cry1Ab/Ac protein test strips is not very feasible
According to a June 4 report in Ningxia Daily, the Pengyang County Agriculture and Animal Husbandry Bureau carried out field testing of genetically modified components in corn. Staff from the Pengyang County Seed Management Station went into the fields and tested corn varieties sold by seed companies in 6 townships with relatively large planting areas across the county...
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What technical principles should be followed for soil testing and fertilizer application in celery?
Technical principles for soil testing and fertilizer application in celery
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Detailed Explanation of Key Points of Soil Testing and Formula Fertilization Technology for Sweet Potato
Soil Testing and Formula Fertilization Technology for Sweet Potato
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Key Technical Points for Soil Testing and Formula Fertilization of Chinese Cabbage
Soil Testing and Formula Fertilization Technology for Chinese Cabbage
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Detailed Explanation of Key Techniques for Soil Testing and Formula Fertilization of Chinese Cabbage
Key Techniques for Soil Testing and Formula Fertilization of Chinese Cabbage
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