搜索结果: 1-15 共查到“畜牧学 production”相关记录262条 . 查询时间(0.171 秒)
Recovering phosphorus from corn ethanol production helps reduce groundwater pollution（图）
Recovering phosphorus ethanol production groundwater pollution
2020/3/13
Dried distiller's grains with solubles, DDGS, are a product of corn ethanol processing that's commonly used as feed for cattle, swine and poultry. However, DDGS contains more phosphorus than the anima...
Black gram (Vigna Mungo L.) foliage supplementation to crossbred cows: effects on feed intake, nutrient digestibility and milk production
Black Gram Foliage Intake Nutrient Digestibility Milk Yield Cows
2017/3/8
An experiment was conducted to examine the effect of dietary supplementation of dried and ground foliage of black gram (Vigna mungo L.) on feed intake and utilization, and production performance of cr...
Nutrient production from dairy cattle manure and loading on arable land
Dairy Cattle Manure Composting Weight Reduction Nutrient Loss Nutrient Loading Coefficients
2017/3/8
Along with increasing livestock products via intensive rearing, the accumulation of livestock manure has become a serious issue due to the fact that there is finite land for livestock manure recycling...
Effects of lupin seed supplementation on egg production performance,and qualitative egg traits in laying hens
Lupinus angustifolius L. laying performance egg quality yolk colour
2016/12/8
We investigated the effects of lupin (Lupinus angustifolius L.) seed supplementation on egg production performance and egg quality in laying hens. A total of 120 Hy-Line Brown laying hens (29-week old...
Proximate composition,fatty acid profile,and heme iron and cholesterol content of rabbit meat as affected by sire breed, season,parity order,and gender in an organic production system
Oryctolagus cuniculus sire breed rearing system slaughter season meat fatty acid profile meat cholesterol content
2016/11/11
The study evaluated the effects of sire breed (SB: Vienna Blue (VB) and Burgundy Fawn (BF)), parity order (P: 1 = nulliparous, 2 = primiparous, ≥3 = multiparous), slaughter season (SS: spring, summer)...
Genetic Parameters of Milk β-Hydroxybutyric Acid and Acetone and Their Genetic Association with Milk Production Traits of Holstein Cattle
Ketosis Milk β-Hydroxybutyrate Milk Acetone Milk Composition Genetic Parameters
2016/11/10
This study was conducted to estimate the genetic parameters of β-hydroxybutyrate (BHBA) and acetone concentration in milk by Fourier transform infrared spectroscopy along with test-day milk production...
Peroxisome proliferator activated receptor ligands affect porcine endometrial steroids production during the estrous cycle and early pregnancy:an in vitro study
PPAR progesterone estradiol luteal phase periimplantation
2016/9/1
In the present study, we investigated the effect of PPAR ligands on progesterone (P4) and 17β-estradiol (E2) secretion, as well as 3β-hydroxysteroid dehydrogenase/Δ(5)-Δ(4) isomerase (3β-HSD) mRNA exp...
Comparison of Carcass Characteristics, Meat Quality, and Blood Parameters of Slow and Fast Grown Female Broiler Chickens Raised in Organic or Conventional Production System
Female Broiler Carcass Quality Meat Quality Organic Feeds
2016/7/27
The objective of the study was to compare the carcass characteristics, meat quality, and blood parameters of slow and fast grown female broiler chickens fed in organic or conventional production syste...
Production of Transgenic Pigs with an Introduced Missense Mutation of the Bone Morphogenetic Protein Receptor Type IB Gene Related to Prolificacy
Transgenic Handmade Cloning Pig BMPR1B Coding Sequence Reproductive Traits
2016/7/27
In the last few decades, transgenic animal technology has witnessed an increasingly wide application in animal breeding. Reproductive traits are economically important to the pig industry. It has been...
A simple method for assessing hyaluronic acid production by cumulus-oocyte complexes
oocyte meiotic maturation cumulus expansion
2016/7/6
The cumulus expansion of cumulus-oocyte complex (COC) is an essential regulating process of oocyte maturation and as such it is a possible biomarker of the in vitro maturing oocytes quality. Cumulus e...
Improvement of Milk Fatty Acid Composition for Production of Functional Milk by Dietary Phytoncide Oil Extracted from Discarded Pine Nut Cones (Pinus koraiensis) in Holstein Dairy Cows
Dairy Cow Fatty Acids Feed Additive Milk Phytoncide Oil
2016/12/28
This study was conducted to examine the effects of adding phytoncide oil extracted from Korean pine nut cone byproduct to the diet of dairy cows on milk yield and compositions, fatty acid characterist...
Effects of polymorphism in the bovine PTPRQ gene on the expression of MYF6 and MYF5 genes in skeletal muscle and on meat production traits in beef bulls
receptor-type III PTP with phosphatidylinositol phosphatase activity genotype muscle regulatory factors bovine meat traits
2016/6/3
The aim of the study was to characterize nucleotide sequence polymorphisms in the bovine PTPRQ gene, to search for their possible effect on the expression of myogenic factor 6 (MYF6; MRF4) and myogeni...
Effects of Three Feeding Systems on Production Performance, Rumen Fermentation and Rumen Digesta Particle Structure of Beef Cattle
Production Performance Rumen Fermentation Rumen Digesta Particle
2016/5/20
The effects of three different feeding systems on beef cattle production performance, rumen fermentation, and rumen digesta particle structure were investigated by using 18 Limousin (steers) with a si...
Effect of Feeding Date Pits on Milk Production, Composition and Blood Parameters of Lactating Ardi Goats
Goats Date Pits Dietary Treatments Milk Production Albumin Triglyceride
2016/5/20
Twenty Ardi lactating goats were used to investigate the effect of substituting 10%, 15%, and 20% of concentrate feed with date pits on milk production, composition, and blood parameters. Four isocalo...
Nocturnal Light Pulses Lower Carbon Dioxide Production Rate without Affecting Feed Intake in Geese
Feed Intake Goose Intermittent Lighting Metabolic Rate Photoperiod
2016/5/19
This study was conducted to investigate the effect of nocturnal light pulses (NLPs) on the feed intake and metabolic rate in geese. Fourteen adult Chinese geese were penned individually, and randomly ...