搜索结果: 16-30 共查到“理学 yield”相关记录98条 . 查询时间(0.106 秒)
Factors affecting ewe’s milk fat and protein content and relationships between milk yield and milk components
sheep milk composition environmental effects correlations lactation curves
2015/6/4
Test-day records of purebred Tsigai, Improved Valachian and Lacaune ewes were used to analyse the effect of environmental factors on milk fat and protein content. There were 121 424 and 121 158 measur...
Genetic Parameters for Milk Yield and Lactation Persistency Using Random Regression Models in Girolando Cattle
Lactation Persistency Legendre’s Polynomials Random Regression Model Cattle
2016/5/19
A total of 32,817 test-day milk yield (TDMY) records of the first lactation of 4,056 Girolando cows daughters of 276 sires, collected from 118 herds between 2000 and 2011 were utilized to estimate the...
Responses to Starch Infusion on Milk Synthesis in Low Yield Lactating Dairy Cows
Metabolic Parameter mRNA Abundance Glucose Tolerance Test Dairy Cows
2016/5/18
The effect of starch infusion on production, metabolic parameters and relative mRNA abundance was investigated in low yield lactating cows from 86 days in milk. Six Holstein cows fitted with permanent...
Genetic Analysis of Milk Yield in First-Lactation Holstein Friesian in Ethiopia: A Lactation Average vs Random Regression Test-Day Model Analysis
Dairy Cattle Genetic Parameters Random Regression Test-Day Model Test-Day Records
2016/5/18
The development of effective genetic evaluations and selection of sires requires accurate estimates of genetic parameters for all economically important traits in the breeding goal. The main objective...
Comparison of Milk Yield and Animal Health in Turkish Farms with Differing Stall Types and Resting Surfaces
Resting Surface Stall Type Milk Yield Cattle Health Problems
2016/5/17
The current study was carried out to determine the influence of different resting surfaces and stall types on milk yield and animal health. Study was carried out in Bursa that is one of the most impor...
COMPARISON OF BIOPHYSICAL AND SATELLITE PREDICTORS FOR WHEAT YIELD FORECASTING IN UKRAINE
Crop yield Forecasting Biophysical parameters Winter wheat
2015/5/6
Winter wheat crop yield forecasting at national, regional and local scales is an extremely important task. This paper aims at assessing the efficiency (in terms of prediction error minimization) of ...
ESTIMATION OF GRASS YIELD IN LARGE REGION ON GEOGRAPHICALLY WEIGHTED REGRESSION MODEL
Geographically Weighted Regression (GWR) Model Grass Yield
2015/5/6
The grass yield embodies its productivity，and also is ground for developing animal husbandry production management. Now the remote sensing technology has been becoming an efficient and feasible mean...
Influence of sodium humate on the yield and quality of green pepper
sodium humate green pepper vitamin C nutrition
2015/1/20
In greenhouse conditions a 3-year small-plot experiment was conducted on loamy Chernozem originating from the humus horizon to investigate the effect of sodium humate application on yield, nitrate con...
Watershed Physiography, Land Use, and Sediment Yield: A Case Study from Northwest Arkansas, USA
Sediment yield Land use Slope Arkansas
2015/1/6
Precision echo sounder surveys of bathymetry and sediment thickness of Lee Creek Reservoir and Lake Shepherd Springs (northwest Arkansas) were combined with Geographic Information Systems (GIS) analys...
A Spatially Distributed Event-Based Model to Predict Sediment Yield
Runoff sediment yield Geographic Information System
2015/1/5
A study has been conducted in three sub-watersheds to model the spatial distribution of runoff and sediment yield. The basic structure of the model includes generation of runoff using SCS curve number...
Estimating sediment yield using Agricultural Non-Point Sources (AGNPS) model: The effects of slope information from different GIS softwares
Geographical Information System GIS slope information Sediment yield AGNPS model tropical catchment
2015/1/4
This study compares the effects of slope information derived from three GIS software on sediment yield as estimated using AGNPS model. The three GIS software are IDRISI for Windows, ERDAS Imagine and ...
Modeling sugarcane yield with a process-based model from site to continental scale: uncertainties arising from model structure and parameter values
Modeling sugarcane yield continental scale
2014/12/18
Agro-land surface models (agro-LSM) have been
developed from the integration of specific crop processes into
large-scale generic land surface models that allow calculating
the spatial distrib...
Drivers performance in response to sight-limited and multi-threat crash scenarios at mid-block crosswalks: An evaluation of advance yield markings and sign prompts
Pedestrian crossing jam yields factors
2014/12/11
Mid-block crosswalks present a challenging detection task when drivers are not familiar with the area, crosswalks are at locations with high traffic volume, or the visibility of the approaching crossw...
The Effect of Sanding and Pruning on Yield and Canopy Microclimate in 'Stevens' Cranberry
Vaccinium macrocarpon anthocyanin uprights canopy management light penetration leaf wetness
2014/11/17
Sanding and pruning are two practices used in the cranberry industry for vine management and yield stimulation. This study compared the effects of varying levels of sanding and pruning in April 2006 o...
Stationary Wigner Equation with In ow Boundary Conditions: Will a Symmetric Potential Yield a Symmetric Solution
Wigner equation In ow boundary conditions Well-posedness.
2014/9/26
Based on the well-posedness of the stationary Wigner equation with in
ow bound-ary conditions given in [1], we prove without any additional prerequisite conditions
that the solution of the Wigner eq...
