Comparison of methods to extend part lactation records
نویسندگان
چکیده
منابع مشابه
Comparison of methods to extend part lactation records
The Norwegian cow index of 1978 is described. The formula is standard and is based on information from a) lactation yield per year, b) corresponding herd averages, c) indexes of sire and maternal grandsire, and d. average of indexes of sires included in the herd averages. Analysis of data from 242 501 cows is also presented. Following conclusion may be drawn :-The cow index used seems to work w...
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چکیده: بررسی ادبیات مربوطه در کشور در زمینه یادگیری زبان انگلیسی نشان میدهد که علیرغم اهمیت املا در فرآیند یادگیری به طور عام و یادگیری زبان انگلیسی به طور خاص، این مولفه از جایگاهی متناسب با اهمیت آن برخوردار نیست و عمدتاً نادیده گرفته شده است. تحقیقات گستردهای در خارج از کشور در مورد ماهیت این مولفه صورت گرفته است، در حالی که به جرأت میتوان گفت در داخل کشور گامی در مورد درک ماهیت آن و فرآی...
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ژورنال
عنوان ژورنال: Genetics Selection Evolution
سال: 1982
ISSN: 1297-9686
DOI: 10.1186/1297-9686-14-1-118a