Least Cost Dairy Cattle Ration Formulation Model Based on the Degradable Protein System

نویسندگان
چکیده

برای دانلود رایگان متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

منابع مشابه

Formulation of Least-Cost Dairy Ration for Small-Scale Dairy Farms Using ‘Solver Add-Ins’ in Microsoft Excel

Small-scale dairy farming in Bangladesh is constrained mostly due to acute shortage, high price and seasonal fluctuation of energy and protein supplements. Poor economic conditions of dairy farmers do not allow them to purchase adequate conventional energy and protein supplements. Locally available non-conventional energy and protein sources can be used as alternatives, cheaper than conventiona...

متن کامل

formulation of least-cost dairy ration for small-scale dairy farms using ‘solver add-ins’ in microsoft excel

small-scale dairy farming in bangladesh is constrained mostly due to acute shortage, high price and seasonal fluctuation of energy and protein supplements. poor economic conditions of dairy farmers do not allow them to purchase adequate conventional energy and protein supplements. locally available non-conventional energy and protein sources can be used as alternatives, cheaper than conventiona...

متن کامل

mortality forecasting based on lee-carter model

over the past decades a number of approaches have been applied for forecasting mortality. in 1992, a new method for long-run forecast of the level and age pattern of mortality was published by lee and carter. this method was welcomed by many authors so it was extended through a wider class of generalized, parametric and nonlinear model. this model represents one of the most influential recent d...

15 صفحه اول

A model to predict nitrogen excretion from dairy cattle using the PDI protein system

Introduction There is increased pressure on agriculture to reduce nitrogen (N) excretion from different production systems. In order to do so, it is of value to know how diets compare in terms of N excretion, as this could have both financial and environmental consequences. A mechanistic model describing the N digestion and metabolism in ruminants was developed from the PDI protein system to en...

متن کامل

Using Distillers Grains in the Dairy Ration

The feeding of distillers grains to dairy cattle is nothing new; such products have been fed cattle for more than a century. The research article by Loosli et al. (1952) referenced an 1895 Vermont Agricultural Experiment Station Bulletin that reported on the feeding of distillers grains to lactating cows. In many respects, one might say that responses to feeding distillers grains today should b...

متن کامل

ذخیره در منابع من


  با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید

ژورنال

عنوان ژورنال: Journal of Dairy Science

سال: 1989

ISSN: 0022-0302

DOI: 10.3168/jds.s0022-0302(89)79417-0