نتایج جستجو برای: days in milk

تعداد نتایج: 17002486  

Leila Nateghi, Mehran Mazreati,

  Background: Ice cream is one of the most important and popular frozen desserts based on cow milk that is popular in the world. Due to the valuable properties of camel milk and with the aim of diversifying the production of this product and improving its nutritional quality, Methods: In the present study, ratios of 0%, 20%, 30%, 40%, 50%, 60%, 70%, and 80% of camel milk were replaced. The pro...

2011
Fernando Baldi Monyka Marianna Massolini Laureano Daniel Gustavo Mansan Gordo Annaiza Braga Bignardi Rusbel Raul Aspilcueta Borquis Lucia Galvão de Albuquerque Humberto Tonhati

The objectives of this study were to estimate the genetic parameters for milk yield unadjusted and adjusted for days in milk and, subsequently, to assess the influence of adjusting for days in milk on sire rank. Complete lactations from 90 or 150 days of lactation to 270 or 350 days in milk were considered in these analyses. Milk yield was adjusted for days in milk by multiplicative correction ...

M. Danesh Mesgaran, R. Jafari Jafarpoor S. Danesh Mesgaran

To evaluate the effects of physically processed flaxseed [ground flaxseed (GFS) and whole flaxseed(WFS)] as a replacement for extruded soybeans on feed intake, milk production, milk composition, milk fatty acid (FA) composition and blood biochemical parameters, nine primiparus Holstein dairy lactating cowsaveraging 495 ± 34.5 kg of body weight (BW) and 70 ± 5 days in milk (DIM) were assigned in...

Journal: :iranian journal of veterinary research 2012
m. danesh mesgaran r. jafari jafarpoor s. danesh mesgaran

to evaluate the effects of physically processed flaxseed [ground flaxseed (gfs) and whole flaxseed(wfs)] as a replacement for extruded soybeans on feed intake, milk production, milk composition, milk fatty acid (fa) composition and blood biochemical parameters, nine primiparus holstein dairy lactating cowsaveraging 495 ± 34.5 kg of body weight (bw) and 70 ± 5 days in milk (dim) were assigned in...

Journal: :پژوهش های علوم دامی ایران 0

in the research the genetic investigation productive and reproductive traits and changes trend the traits in years, seasons and different lactation periods and genetic evaluation cows and bulls of 785 records for milk and 665 records for fat yield and reproductive information during years 1998 to 2003 of 207 dairy cows ghezlagh farm aboureyhan campus (university of tehran) studied. the least sq...

A. Teimouri Yansari M. Khorvash N. Mehrdad Y. Chashnidel,

The aim of this study was to investigate the effect of two different levels of starter protein and amounts of milk fed on animal health, fecal score, immune responses and microbial population in the rumen of Holstein male calves. Two levels of starter crude protein (17 and 20% of starter dry matter (DM) and two levels of milk fed (7 and 10% of body weight) were combined in a 2 × 2 factorial exp...

Journal: :علوم دامی ایران 0
هدی جواهری بارفروشی دانش آموخته دکتری، دانشکده علوم و مهندسی کشاورزی، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج، و استادیار بخش تحقیقات مدیریت پرورش دام و طیور موسسه تحقیقات علوم دامی کشور، کرج آرمین توحیدی دانشیار گروه علوم دامی، دانشکدۀ علوم و مهندسی کشاورزی، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج، ایران حسن صادقی پناه استادیار بخش تحقیقات مدیریت پرورش دام و طیور مؤسسة تحقیقات علوم دامی کشور، کرج، ایران مهدی ژندی استادیار گروه علوم دامی، دانشکدۀ علوم و مهندسی کشاورزی، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج، ایران سعید زین الدینی دانشیار گروه علوم دامی، دانشکدۀ علوم و مهندسی کشاورزی، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج، ایران،

the aim of this experiment was evaluating effect of fish oil versus palm oil on mammary gland health and milk production in holstein cows. ten multiparous holstein cows were used from six week before up to 63 days after parturition. feed intake and milk production were recorded daily, milk composition, body weight and body condition score were measured weekly and blood metabolites were determin...

Journal: :علوم دامی ایران 0
جمشید جلیل نژاد کارشناس علوم دامی و مدیر عامل شرکت کشت و دامداری فک وحید محرمی کارشناس ارشد دامپروری و مسئول واحد تغذیه شرکت کشت ودامداری فکا حشمت الله بهرامی یکدانگی دانشجوی دوره دکتری دانشگاه صنعتی اصفهان امیر خامسی کارشناس دامپروری و مدیر تولید شرکت کشت و دامداری فکا هادی خورسند کارشناس ارشد دامپروری و کارشناس شرکت کشت و دامداری فکا

the present study was conducted to evaluate the effects of extruded linseed on milk production,dry matter intake and reproduction performance of 300 holstein lactating cows (35±15 days in milk;41±9/8 kg/day of milk production). cows were placed in a completely randomized design of 2treatments (concentrate containing 7 percent of extruded linseed vs. control), (150 cows pertreatment). cows were ...

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