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How do the immunization methods differ for different types of pigs?
Immunization of replacement gilts. Replacement gilts should be vaccinated with the following vaccines 1 month before mating, and sows after weaning should be vaccinated as follows: (1) Swine fever vaccine, 4 doses per head. (2) Swine erysipelas and swine pasteurellosis combined vaccine, 1 dose per head. (3) Swine Japanese encephalitis vaccine, 1 dose per head. (4) Porcine parvovirus vaccine, 1 dose per head (the inactivated vaccine can be given twice, with an interval of 15 days). (5) Swine pseudorabies vaccine, used according to the instructions. Immunization of farrowing pigs. Farrowing sows should be vaccinated with the following vaccines 15-40 days before farrowing: (1) Piglet Escherichia coli quadruple vaccine (K88, K99, 9
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What is the difference between different types of soil when growing orchids?
Orchid potting medium has always been a topic of concern for orchid growers. Which potting medium is actually best for growing orchids? In fact, there is no uniform conclusion. In the early days of growing orchids, Haoshe Farmer also tried various different potting media, with both successes and failures. The first time growing...
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TCM Syndrome Differentiation Types and Medication Methods for Atelectasis
Western medicine's respiratory distress syndrome is what TCM calls atelectasis. This is a relatively serious lung disease that can develop from a variety of chronic or acute pulmonary conditions, so it is a secondary disease. Secondary lung diseases, especially after atelectasis develops...
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Different types of micro-fertilizers have different usage methods, and scientific application requires distinction.
In recent years, the problem of wheat seed burning and seedling burning during autumn planting has occurred repeatedly. In mild cases, it causes 20% to 30% missing seedlings and broken rows; in severe cases, replanting becomes necessary, and this problem is on the rise. In pursuit of higher and higher yields, some farmers one-sidedly believe that as long as they apply more fertilizer, they can achieve high yields. They pay no attention to whether the soil nutrients in the plot are abundant or deficient...
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How do you identify the phytotoxicity of different types of herbicides?
What growth regulators can be used for growing peppers? Here is an introduction. The growth regulators that can be used on peppers include the following: growth regulators are the general term for substances that regulate plant metabolism, growth and development. Proper use of growth regulators can promote or inhibit the growth of peppers, enhance their stress resistance, ...
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Different soil types require different fertilization methods
Soil comes in different types, and fertilization differs greatly
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Succulent classification by different growth types - you asked 100 times, and today we finally deliver the big feature
19th?Foreword Qian YanLove succulents, love life (WeChat ID: duorou91) Reply "Community" and show off together with 200K succulent friends! Reply in the backend with "Beautiful Succulents," "Summer Care, Watering, Leaf Propagation, Soil Mixing, Pest Removal, Black Rot" to view related...
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Cyanosis and lividity are different names for the same condition, and there are congenital and acquired types
Cyanosis and lividity, in terms of causes, are both blood hypoxia showing through parts of the body with high transparency, namely "central cyanosis" of the lips, cheeks, tongue, and tip of the nose, and the nail beds, fingers and other extremities that are easy to observe...
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What different types of orchid houses (sheds) are there for growing orchids?
Several different types of orchid houses (sheds)
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