搜索结果: 46-60 共查到“农学 performance”相关记录727条 . 查询时间(0.173 秒)
ASU researcher improves crop performance with new biotechnology
ASU crop performance biotechnology
2016/4/13
An Arizona State University researcher has figured out a way to modify crops that causes them to use less water and fertilizer but grow more food, an exciting development as food security becomes a cr...
Effects of Supplements with Different Protein Contents on Nutritional Performance of Grazing Cattle During the Rainy Season
Digestibility Energy Metabolism Nitrogen Supplementation Tropical Forages
2016/12/28
The objective of this study was to evaluate the effects of supplements with different crude protein (CP) contents on grazing cattle intake, digestibility, ruminal fermentation pattern, and nitrogen (N...
Performance of Broiler Chickens Fed Low Protein, Limiting Amino Acid Supplemented Diets Formulated Either on Total or Standardized Ileal Digestible Amino Acid Basis
Broiler Chicken De-oiled Rice Bran Growth Performance Limiting Amino Acids
2016/11/10
The aim of present experiment was to investigate the effect of protein reduction in commercial broiler chicken rations with incorporation of de-oiled rice bran (DORB) and supplementation of limiting a...
Effects of dietary Enterococcus faecium on growth performance, carcass characteristics, faecal microbiota, and blood profile in broilers
broiler carcass characteristics Enterococcus faecium
2016/1/29
This research was performed to evaluate the effect of supplementing broiler diets with a probiotic containing Enterococcus faecium on growth performance, carcass characteristics, faecal microbiota, an...
Effects of Supplemental Liquid DL-methionine Hydroxy Analog Free Acid in Diet on Growth Performance and Gastrointestinal Functions of Piglets
Diet Gastrointestinal Functions Growth Performance Liquid DL-methionine Piglets Short-chain Fatty Acids
2016/11/10
This study was conducted to determine the effect of dietary supplementation of liquid DL-methionine hydroxy analog free acid (DL-MHA) on growth performance and gastrointestinal conditions of piglets. ...
Effects of Dietary Calcium Levels on Productive Performance, Eggshell Quality and Overall Calcium Status in Aged Laying Hens
Dietary Calcium Levels Cracked Eggs Eggshell Strength Tibial Breaking Strength
2016/11/10
This study was conducted to investigate the effects of diets with varying levels of calcium on egg production, shell quality and overall calcium status in aged laying hens. A total of five hundred 70-...
Performance, Carcass Quality and Fatty Acid Profile of Crossbred Wagyu Beef Steers Receiving Palm and/or Linseed Oil
Linseed Oil Growth Performance Carcass Quality Sensory Evaluation Fatty Acids
2016/11/10
The objective of this study was to determine the effect of palm and/or linseed oil (LSO) supplementation on carcass quality, sensory evaluation and fatty acid profile of beef from crossbred Wagyu beef...
Effects of a low-phosphorus diet and exogenous phytase on performance,egg quality,and bacterial colonisation and digestibility of minerals in the digestive tract of laying hens
layers eggshell microbial 3-phytase ileum caecum Lactobacillus spp
2015/12/17
The objective of the experiment was to determine the effects of different levels of phytase (0, 150, 250, and 350 phytase units (FTU)/kg; F) produced by Aspergillus niger in the diets of hens fed decr...
Effect of different dietary oil sources on the growth performance,blood characteristics, fatty acid profiles,and expression of lipogenic genes in the liver of broiler chickens
flaxseed oil enzyme activity lipogenic genes expression lipid metabolism
2015/12/17
The effect of different levels of corn oil (CO) and flaxseed oil (FO) on growth performance, blood characteristics, fatty acid composition, and expression of lipogenic genes in the liver of broiler ch...
Effect of rabbit-origin enterocin-producing probiotic strain Enterococcus faecium CCM7420 application on growth performance and gut morphometry in rabbits
probiotic growth parameter functionality food-producing animals
2015/12/17
The interactions between probiotic bacteria and the immune system in animals are known, but particularly in rabbits have not been sufficiently documented. Therefore the present study deals with the ef...
Dietary Phytoncide Supplementation Improved Growth Performance and Meat Quality of Finishing Pigs
Blood Profile Finishing Pig Growth Performance Meat Quality Phytoncide
2016/11/10
We conducted this 10-wk experiment to evaluate the effects of dietary phytoncide, Korean pine extract as phytogenic feed additive (PFA), on growth performance, blood characteristics, and meat quality ...
Effects of caprylic acid and Yucca schidigera extract on growth performance, relative organ weight, breast meat quality, haematological characteristics and caecal microbial shedding in mixed sex Ross 308 broiler chickens
broilers caprylic acid E. coli
2015/11/26
Caprylic acid (CA) and Yucca schidigera (YS) extract have many functional and nutritional properties
that may have applications in animal nutrition. These beneficial effects include improvement of g...
Effects of bromelain supplementation on growth performance, nutrient digestibility, blood profiles, faecal microbial shedding, faecal score and faecal noxious gas emission in weanling pigs
apparent total tract digestibility blood creatinine E. coli NH3 gas emission
2015/11/26
A total of 140 weanling pigs [(Yorkshire × Landrace) × Duroc] with an average body weight (b.w.) of
6.75 ± 1.48 kg were used in a six-week trial. Pigs were randomly allotted to one of four experimen...
Post-calving administration of uterine stimulants does not improve reproductive performance in dairy cows
endometritis oxytocin dinoprost ergometrin reproductive parameters
2015/11/26
The aim of this study was to evaluate the effects of administration of oxytocin, in combination with
dinoprost or ergometrin, after parturition on the occurrence of clinical endometritis and subsequ...
Effect of Dietary Supplementation of Red Ginseng By-product on Laying Performance, Blood Biochemistry, Serum Immunoglobulin and Microbial Population in Laying Hens
Red Ginseng By-product, Laying Hen Laying Performance Serum Cholesterol
2016/11/10
This study was carried out to investigate the effect of dietary supplementation of red ginseng by-product (RGB) on the laying performance, blood biochemistry, and microbial population in laying hens. ...