搜索结果: 1-7 共查到“production efficiency”相关记录7条 . 查询时间(0.171 秒)
The relationship between culling rate, herd structure and production efficiency in a pig nucleus herd
pig computer simulation culling rate
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2015/6/8
Computer simulation of sow culling was run in a nucleus herd. The specified constant culling rate from 15 to 21% was simulated for all parities. The resultant different age structure of a herd was stu...
Relationships among body condition score, milk yield and sires’ breeding value for beef production efficiency in Czech Fleckvieh cattle
body condition score (BCS) relative breeding value (RBV) net daily gain (NG) milk yield Czech Fleckvieh
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2015/6/5
The objective of this study was to analyze the relationships among cows’ body condition score before calving, subsequent BCS changes, milk yield, lactation characteristics and their sires’ relative br...
Change in the production efficiency of European specialized milk farming
agriculture milk production technical improvement Malmquist index investment
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2015/2/6
The aim of the article is to identify the key structural, yield and economic determinants of the change in regional efficiency of specialized milk farms over the period 2007 to 2011. The following qua...
Effects of Various Training Systems on Fruit Production Efficiency in Young Filler Trees of Japanese Pear ‘Gold Nijisseiki’
fruit productivity number of scaffold shoot growth training yield efficiency
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2009/7/9
For the purpose of obtaining early and high yield in young filler trees of Japanese pear ‘Gold Nijisseiki’ the effect of different training systems on fruit production efficiency was investigated. Per...
PRODUCTION EFFICIENCY IN YAM BASED ENTERPRISES IN EKITI STATE, NIGERIA
wetland upland stochastic frontier efficiency
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2010/12/3
This paper investigates the production efficiency in yam based enterprises is Ekiti State, Nigeria. Primary data were collected through the use of structured questionnaires from 150 farmers randomly s...
From Narrative Therapeutic Guidelines to Decision Support : Design for Production Efficiency and Safety
Therapeutic guidelines algorithmic decision support server decision support – quality safety architecture XML XSLT
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2014/3/12
This paper reports on a research project aimed at optimising the print and electronic production process of therapeutic guidelines and making the data elements and underlying logic machine-readable. W...
Genetic Studies on Production Efficiency Traits in Hariana Cattle
Heritability Correlations Production Efficiency Traits Hariana Breed
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2016/4/8
The data on 512 Hariana cows, progeny of 20 sires calved during period from 1974 to 1993 maintained at Government Livestock Farm, Hisar were considered for the estimation of genetic parameters. The me...