نتایج جستجو برای: 1577 months for average calf production interval

تعداد نتایج: 10725233  

Journal: :علوم دامی ایران 0
حیدر قلی زاده استادیار اقتصاد کشاورزی، دانشگاه زنجان اسماعیل اخبار دانش آموختۀ کارشناسی ارشد توسعۀ روستایی، دانشگاه زنجان علی شمس استادیار ترویج و آموزش کشاورزی، دانشگاه زنجان

in iran, more than 96.4 percent of dairy farms (including more than 68.7 percent of cattle and calf) have a less than 20 heads of animals, and they produce more than two-thirds of milk and most of animal protein. also, large shares of water, land and labor force resources are used by this production section. less scientific studies have been focused on this production system despite it's m...

Journal: :iranian journal of applied animal science 2015
o.r. madibela w. mahabile

retrospective data from sebele dairy farm were analysed for reproductive performance of friesian/holstein cows. three hundred records from 1989 to 1995 were used. the herd was zero grazed and the data was analysed for age at first calving (afc), calf birth weights (bw), calving interval (ci), days open (do), calving rate (cr), reproductive wastage (rw) and calving difficulty (cd); dystocia, aft...

Journal: :روانپزشکی و روانشناسی بالینی ایران 0
حسن حق شناس hasan haghshenas shiraz university of medical sciences, shiraz, iran, i. r.. شیراز، بلوار شهید چمران، بیمارستان حافظ، بخش روانپزشکی.

to standardize the neuroticism, extroversion, openness personality inventory (neo pi-r), the persian version of the test was prepared and administered to a group of shiraz residents (n = 502). the means and standard deviations for the five main scales and the total 30 subscales are reporteed in this paper. the results of analysis for internal consistency and correlation coefficient showed high ...

Journal: :IEEE Transactions on Automatic Control 2021

A popular design framework for networked control systems (NCSs) is the emulation-based approach combined with Lyapunov-based analysis techniques hybrid systems. In virtually all papers that use this framework, bounds in terms of maximal allowable transmission interval (MATI) are provided to guarantee stability, and performance properties NCS. However, having only such a MATI condition rather re...

Journal: :Circulation 2009
Mary McGrae McDermott Luigi Ferrucci Jack Guralnik Lu Tian Kiang Liu Frederick Hoff Yihua Liao Michael H Criqui

BACKGROUND Associations of pathophysiological calf muscle characteristics with functional decline in people with lower extremity peripheral arterial disease are unknown. METHODS AND RESULTS Three hundred seventy participants with peripheral arterial disease underwent baseline measurement of calf muscle area, density, and percent fat with the use of computed tomography. Participants were follo...

Journal: :Kansas Agricultural Experiment Station Research Reports 1994

Journal: :Clinical biomechanics 2007
J Zelle M Barink R Loeffen M De Waal Malefijt N Verdonschot

BACKGROUND Knee models often do not contain thigh-calf contact which occurs in deep knee flexion. Thigh-calf contact is expected to reduce muscle forces and thereby affects internal stresses in the knee joint. The purpose of this study was to measure thigh-calf contact forces. Two deep knee flexion activities were selected: squatting and kneeling. METHODS Ten healthy subjects participated in ...

Journal: :International Journal of Ayurveda and Pharma Research 2022

DVT is called as Phlebothrombosis. It semisolid clot in the vein which has got high tendency to develop pulmonary embolism and sudden death. Most frequent site of thrombosis calf region. A 60 yr male diagnosed with Deep (DVT), complaining pain swelling on left leg (calf muscle) for 3 months, came Panchkarma OPD Chaudhary Brahm Prakash Ayurveda Charak Sansthan New Delhi. Pain increased prolonged...

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