نتایج جستجو برای: estimation of forage production
تعداد نتایج: 21245899 فیلتر نتایج به سال:
to evaluate the effects of sowing density, deferred harvesting, and harvest intensity on forage yield and an some vegetative characteristics of annual medic (medicago scutelatta var robinson) an experiment was conducted on the research farm of college of agriculture ,university of tehran ,karaj, during 2005 growing season. the expremental treatments were arranged in split-split plots based on a...
to evaluate the effect of different application methods of different strains of pgpr on sorghum forage production, a field experiment was conducted in research farm of college of agriculture of university of tehran in karaj during 2009. the treatments were arranged factorially and the data was analyzed based on a complete block design with three replications. the treatments comprised of three p...
Forage is included in beef cattle growing or finishing diets for several reasons. Nutritionally, forage provides protein, vitamins and minerals. When included as a minor component of high grain finishing diets, forage may increase feed intake and reduce nutritional disorders due to increased salivation, rumination and passage rate. Manipulating dietary moisture content through inclusion of dry ...
the objective of these investigation were use of berseem clover (trifolium alexandrinum ) in double cropping system (after autumns crop) to improve forage production in shahrekord region. the experiments were carried out in the preliminary, research and farmer field condition in 2005, 2006-7 and 2013 respectively. in 2005 the results showed that there is possibility of double cropping of bersee...
Red clover (Trifolium pretense) has wide adaptability to different soil and climatic conditions, and suitable digestibility of forage compared to the other clover species. New red clover cultivar, Nasim, was primarily selected from clover germplasm received from Food and Agriculture Organization (FAO), the United Nations, in Seed and Plant Improvement Institute, Karaj, Iran. Agronomic and yield...
The aim of this study was to investigate the role of species of Trifolium genus on the composition, diversity, forage value and quantitative vegetation parameters and interaction between Trifolium species and invasive species Leucanthemum vulgare Lam. in Fandoghlou rangelands in Ardabil province. In determining the sampling locations, six sites by systematic random method and due to the distrib...
Background The United States beef cattle industry has increased in value by 32% from 2002 to 2011 and is presently estimated to be worth $79 billion dollars (USDA, 2013). As livestock demand and production continue to rise, there is a greater need for increased forage production and improved forage quality. Missouri ranks second in the number of cows in the United States (USDA, 2014). Forage pr...
Fifty-six mature Polypay ewes were used in two experiments to examine the effects of feeding a high-grain diet at a restricted intake on milk production and composition, lamb performance and out-of-season breeding. Ewes were fed either a high-grain diet (85% concentrate and 15% forage) or a high-forage diet. The high-forage diets were 68% forage and 32% concentrate in Experiment 1 and 80% forag...
Sainfoin in believed as an important forage crop regarding its suitable agronomical characteristics and feeding livestock. Evaluation of general combining ability is a critical preliminary stage before selection of suitable parent and production of synthetic varieties. Thirty six sainfoin landraces which have been collected from different parts of Iran were grown in 2000 in a randomized complet...
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