نتایج جستجو برای: dry forage yield

تعداد نتایج: 286193  

ارزانی, احمد, مجیدی, محمدمهدی,

Sainfoin (Onobrychis viciifolia Scop.) is a perennial legume widely adapted to environmental conditions and has been successfully used as a pasture and hay forage in Iran. This experiment was carried out to investigate yield potential and genetic variation of morphological, agronomic and qualitative traits using 10 Iranian sainfoin populations. The experiment was conducted as a randomized compl...

2011
Tran Van Thang Katsunori Sunagawa Itsuki Nagamine

In large-type goats that were fed on dry forage twice daily, dry forage intake was markedly suppressed after 40 min of feeding had elapsed. The objective of this study was to clarify whether or not increases in plasma osmolality and subsequent thirst sensations produced by dry forage feeding suppress dry forage intake. Eight large-type male esophagealand ruminal-fistulated goats (crossbred Japa...

2012
Tran Van Thang Katsunori Sunagawa Itsuki Nagamine Tetsuya Kishi Go Ogura

In large-type goats that were fed on dry forage twice daily, dry forage intake was markedly suppressed after 40 min of feeding had elapsed. The objective of this study was to determine whether or not marked decreases in dry forage intake after 40 min of feeding are mainly caused by the two factors, that is, ruminal distension and increased plasma osmolality induced thirst produced by dry forage...

Journal: :به زراعی کشاورزی 0
رویا کریمی دانشجوی سابق کارشناسی ارشد، گروه زراعت، دانشکده کشاورزی، دانشگاه اورمیه، ارومیه - ایران هاشم هادی استادیار گروه زراعت، دانشکده کشاورزی، دانشگاه اورمیه، ارومیه - ایران مهدی تاج بخش شیشوان استاد گروه زراعت، دانشکده کشاورزی، دانشگاه اورمیه، ارومیه - ایران

according to the global water shortage problem, the exploring for reducing its harmful effects is very important. this experiment was conducted as split plots method based on randomized complete block design with three replicates in urmia university research field during growing season of 2013-14. water deficit stress as main plot consisted of three levels (irrigation when soil moisture reached...

2015
M. R. Islam S. C. Garcia C. E. F. Clark K. L. Kerrisk

One of the challenges to increase milk production in a large pasture-based herd with an automatic milking system (AMS) is to grow forages within a 1-km radius, as increases in walking distance increases milking interval and reduces yield. The main objective of this study was to explore sustainable forage option technologies that can supply high amount of grazeable forages for AMS herds using th...

دارائی مفرد, علیرضا, دیرکوندی, سمیه, رومیانی کرمی, احمدرضا, زیدی طولابی , نورالله, موسوی‌راد, هما ,

This experiment was conducted in the Agriculture College of the University of Lorestan in 2007. To study morphological structure of stomata and forage yield in three species of forage vetch (Vicia sp.), a factorial experiment on the basis of a complete randomized block design (RCBD) with three replications was performed. The experimental treatments were three plant densities (100, 150 and 200...

Journal: :علوم گیاهان زراعی ایران 0
سهیلا اسپنانی دانشجوی کارشناسی ارشد اصلاح نباتات، دانشکدۀ کشاورزی، دانشگاه صنعـتی اصفهان محمدمهدی مجیدی دانشیار اصلاح نباتات، دانشکدۀ کشاورزی، دانشگاه صنعـتی اصفهان

this study was conducted to evaluate the effect of mandatory of self-fertilization on morphological and agronomic traits of orchad grass. three populations including self-fertilization, open pollination and parental genotypes (each consisted of 25 genotype of orchad grass) were evaluated using a split plot experiment according to a randomized complete block design. significant differences were ...

Journal: :علوم گیاهان زراعی ایران 0
علیرضا عباسی پردیس کشاورزی و منابع طبیعی کرج بهروز محمدی نرگسی پردیس کشاورزی و منابع طبیعی کرج رضا کشاورز نیا پردیس کشاورزی کرج قربان پور ابراهیم پردیس کشاورزی کرج

common vetch ) vicia sativa .l) is belong to fabaceae family and due to adaptation and tolerance to environmental stresses are considered. in this research, morphological and agronomic characteristics of 89 genotypes of common vetch ) vicia sativa .l) were evaluated in an augmented design under irrigated and drought stress conditions in research field of university of tehran at karaj in 2011. r...

Journal: :تولید گیاهان زراعی 0
علی نخ زری مقدم عضو هیات علمی/ دانشگاه گنبد کاووس علی راحمی کاریزکی عضو هیات علمی دانشگاه گنبد کاووس

background and objectivesintercropping or simultaneous growing of two or more crops on the same piece of land has the potential of enhanced ecosystem productivity. in a cereal-legume intercropping system, an increase in cereal and a decrease in legume intercrop yield is reported. several indices such as land equivalent ratio (ler), relative crowding coefficient (k), competitive ratio (cr), aggr...

Journal: :Journal of the American Veterinary Medical Association 2002
Daniel H Gould David A Dargatz Franklyn B Garry Dwayne W Hamar Paul F Ross

OBJECTIVE To analyze the sulfur content of water and forage samples from a geographically diverse sample of beef cow-calf operations in the United States and to estimate frequency and distribution of premises where forage and water resources could result in consumption of hazardous amounts of sulfur by cattle. DESIGN Cross-sectional study. SAMPLE POPULATION 709 forage samples from 678 beef ...

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