Method for evaluating temperature and humidity states of growing environment of nursery pig individual based on relative abundance of nasal cavity prokaryotic microorganisms

A prokaryotic microorganism and relative abundance technology, applied in the field of pig breeding environment assessment, can solve the problems that the temperature and humidity index is difficult to evaluate the temperature and humidity state of pigs, and the temperature and humidity environment state cannot be accurately evaluated.

Pending Publication Date: 2020-09-04
INST OF SUBTROPICAL AGRI CHINESE ACAD OF SCI
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

This method can determine the temperature and humidity environment of the breeding house at a certain point in time, but it cannot accurately evaluate the temperature and humidity environment of the pigs within a period of time
The temperature and humidity state of the breeding house generally changes dynamically with time, and the temperature and humidity state in different areas of the same livestock house also have differences, which makes it difficult to evaluate the temperature and humidity index calculated by thermometers and hygrometers at fixed points at regular intervals to evaluate a certain area within a period of time The temperature and humidity of active pigs

Method used

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  • Method for evaluating temperature and humidity states of growing environment of nursery pig individual based on relative abundance of nasal cavity prokaryotic microorganisms
  • Method for evaluating temperature and humidity states of growing environment of nursery pig individual based on relative abundance of nasal cavity prokaryotic microorganisms
  • Method for evaluating temperature and humidity states of growing environment of nursery pig individual based on relative abundance of nasal cavity prokaryotic microorganisms

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Embodiment Construction

[0032] Unless otherwise specified, the experimental methods, materials and reagents used in the following examples are conventional methods, materials and reagents, all of which can be obtained from commercial sources.

[0033] 1. Test animals

[0034] Select 40 Large White-Landrace binary nursery pigs with no significant difference in body weight and divide them into 5 groups at random, with 8 heads in each group (n=8). Provide enough drinking water, provide the same reference NRC standard configuration feed, and eat freely.

[0035] 2. Test procedure and sample collection

[0036]The temperature and humidity environment of the nursery pigs in the control test in the respiration calorimetry cabin is the same for each group. In this test, the temperature and humidity environment is controlled by air conditioning. After later calculation, the environmental temperature and humidity indexes of the five groups of test pigs during the test period were 57.5, 62.1, 74.4, 81.8, and ...

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Abstract

The invention discloses a method for evaluating temperature and humidity states of a growing environment of a nursery pig individual based on relative abundance of nasal cavity prokaryotic microorganisms. The method comprises the following steps: quantitatively detecting the relative abundance of the nasal cavity internal door, outline, order, family, genus and species level prokaryotic microorganisms of the nursery pig relative to the nasal cavity total prokaryotic microorganisms, and evaluating the temperature and humidity states of the growing environment of the nursery pig individual by using the relative abundance combination.

Description

technical field [0001] The invention belongs to the technical field of pig breeding environment assessment, and specifically relates to a method for evaluating the temperature and humidity of the growth environment of individual nursery pigs based on the relative abundance of prokaryotic microorganisms in the nasal cavity. The idea of ​​the invention can also be extended to the environment of other animals and even humans Somatosensory temperature and humidity state evaluation field. Background technique [0002] The breeding environment is one of the factors that determine the productivity of pig breeding, and its contribution rate to pig breeding is as high as 25%. Improving the breeding environment is a necessary means to improve the productivity of pig breeding. The temperature and humidity state is the most important part of the breeding environment, which can be expressed by the temperature and humidity index. The temperature and humidity environment can affect the pr...

Claims

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Application Information

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IPC IPC(8): C12Q1/689C12Q1/6869C12Q1/06G16B30/00
CPCC12Q1/689C12Q1/6869G16B30/00C12Q2535/122C12Q2537/165Y02A50/30
Inventor 冯泽猛张大城贺玉敏王荃高驰李铁军印遇龙
Owner INST OF SUBTROPICAL AGRI CHINESE ACAD OF SCI
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