نتایج جستجو برای: feed resources

تعداد نتایج: 330746  

2016
K. M. Morton D. Blyth N. Bourne S. Irvin B. D. Glencross

Effect of ration level and dietary docosahexaenoic acid content on the requirements for long-chain polyunsaturated fatty acids by juvenile barramundi (Lates calcarifer), Aquaculture, 433, pp. 164-172. 1 Title: Effect of ration level and dietary eicosapentaenoic acid content on the requirements for docosahexaenoic acid by juvenile barramundi (Lates calcarifer). Abstract 27 Juvenile barramundi we...

Journal: :iranian journal of electrical and electronic engineering 0
r. ghaffarpour tehran b. mozafari tehran a. ranjbar tehran

the continuous spread of distributed energy resources (ders) such as combined heating and power (chp), diesel generators, boilers and renewable energy sources provide an effective solution to energy related problems to serve the power and heat demands with minimum cost. moreover, the ders may play a significant role for supplying power and heat in rural areas, where grid electricity is not avai...

Journal: :Sustainability 2021

In the current study area, livestock are an integral part of mixed farming system, and play very important roles as sources draught power, nutrition, cash income, employment poverty alleviation. However, feed shortage, especially during dry season, is most constraint to optimal productivity. This aimed investigate resources feeding practices, coping strategies with seasonal scarcity, identify m...

B. Tamir G. Abebe K. Zaralis W. Tsega,

This study was initiated to characterize urban and peri-urban sheep production systems and their economic importance in and around the towns of Debre Berhan and Dessie, Ethiopia. The study was undertaken using group discussions, structured questionnaire and personal observations. In both locations the majority of sheep producers were male household heads and predominantly traders in urban and f...

2013
Mads V. Markussen

Modern food production depends on limited natural resources for providing energy and fertilisers. We assess the fossil fuel dependency for the Danish food production system by means of Food Energy Returned on fossil Energy Invested (Food-EROI) and by the use of energy intensive nutrients from imported livestock feed and commercial fertilisers. The analysis shows that the system requires 221 PJ ...

2010
Elwin E. Harris

One way to use the timber resources of our country more efficiently is to convert the refuse from logging and manufacturing operations into food. Research at the Forest Products Laboratory therefore is aimed in part at the conversion of wood to sugar solutions, which have been tested as livestock feed by several agricultural experiment stations. The investigations indicate that w^ood wastes can...

2007
Daniel R. Sandler Dan S. Wallach

FeedTree: Scalable and prompt delivery for Web feeds

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