The lactation curve is fitted by the equation of Wood using SAS for daily milk yields of 507 China Holstein dairy cows.
用Wood模型对507头中国荷斯坦奶牛的第一胎日产奶量进行泌乳曲线拟合,用多性状非求导约束最大似然(MTDFREML)法对模型参数进行了遗传分析,使用SAS软件包对固定效应进行不同水平间差异显著性检验。
Equal-dimension and new information SVR forecasting model of urban daily water consumption;
城市日用水量需求预测的等维新息SVR建模方法
A nonlinear combined regression model for predicting daily water consumption was developed by introducing history data of daily water consumption in time series into regression analysis model using temperature and other parameters as variables.
将时间序列中的日用水量历史数据引入以温度等作变量的回归分析模型,建立了日用水量非线性回归组合预测模型,同时为进一步提高预测精度,用4阶自回归模型对回归残差序列进行时间序列分析,建立了日用水量预测实用动态组合模型。
Genetic Analysis of Daily Milk Yields of Holstein Dairy Cows in Southern China;
中国南方荷斯坦奶牛日产奶量的遗传分析研究
Relationships of Milk Production of Beef Cows to Postweaning Gain of Their Calves;
母牛产奶量与断奶后犊牛日增重关系的研究
Analysis on Profit and Loss of Microelement in Diet of Milk Cow during Milking Stage in Jidong Area
冀东地区产奶期奶牛日粮中微量元素盈缺分析
Dietary Factors on Dairy Cow Milk Production and Quality
奶牛日粮因素对乳产量及品质的影响
Effect of Adding Different Level Compound Enzyme at the Ration of Diary Cows on the Milk Production and Milk Composition;
日粮酶制剂水平对奶牛产奶量及其成分影响的研究
Effect of Diet Supplemented with Rumen Protected Fat on Milk Yield and Milk Composition of Dairy Cow
日粮中添加过瘤胃脂肪对奶牛产奶量和乳汁成分的影响
lifetime average
(产奶量) 终生平均
Effect of sweet potato residues on milk yield and quality of dairy cattle
红薯渣对奶牛产奶量和奶品质的影响
Effect of Energy and Protein Level on Energy Metabolism and Productivity of Dairy Cows;
不同能量蛋白水平日粮对奶牛能量代谢及生产性能的影响
The Effect of Dietary Marine Algae on Production and Composition of Milk in Lactating Dairy Cows;
海藻日粮对奶牛生产性能及乳脂中功能性脂肪酸含量的影响
Effect of Compound Buffers and Dietary Composition on Milk Performance and Milk Composition of Dairy Cows;
日粮添加复合预混料及亚麻籽和大豆对奶牛产奶量和乳脂组成的影响
The Effect of Supplementation of Different Fat on Milk Yield and Quality of Cows;
添加不同油脂对奶牛产奶量及奶品质的影响
Effect of Daidzein Supplementation in Diet on Milk Yield and Quality in Holstein Lactating Cows
大豆黄酮对产奶量和牛奶品质的影响
The Influence of Meteorological Condition on Milk Yield of Dairy Cow and Countermeasures
气象条件对奶牛产奶量的影响及对策
lactational yield
一个泌乳期的奶产量
The Design of the 100-ton/d Raw Milk Wrkshop of Whole Milk Powder;
日处理100吨鲜奶的全脂奶粉生产线工艺设计
Studies on Genetic Evaluation of Production Traits for Cattle with Test Day Model;
运用测定日模型对奶牛产奶性能进行遗传评定
Effect of Reducing Dietary Crude Protein Content and Supplementing Rumen Protected Lysine on Performance of High Producing Dairy Cows under Heat Stress
热应激条件下降低日粮粗蛋白含量和添加瘤胃保护赖氨酸对高产奶牛生产性能的影响