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Average Production Level Under The Condition Of The Experiment

Posted on:2005-03-16Degree:MasterType:Thesis
Country:ChinaCandidate:X W MaFull Text:PDF
GTID:2143360212970019Subject:Animal husbandry
Abstract/Summary:PDF Full Text Request
In the production of live pig, function of science and technology stand for mainly the enhancement of production's level, production cycle and feed reward are important index of scale. At the science research, measure of single technological level, two index still are primary basis of estimate, but average production level of society act as reference that show realism level of adopting technology in some production.This paper use experiment data of pig production published in magazine and average growth pattern of pig act as basis, and conclude the average production level of society under the condition of the experiment. The first has found out a growth curve of pig that is W=0. 098S4/3-0. 665, S indicate daily age of living pig, W is weight of living pig at s time, correlation is 0.793. The second has elected relation function of forage conversion and weight which is Y=22.8W3/4+160.8, and W indicate weight, Y is ratio of feed and weight under X weight, correlation of function is 0. 9596.
Keywords/Search Tags:Production
PDF Full Text Request
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