Zobrazeno 1 - 3
of 3
pro vyhledávání: '"·신성호"'
Publikováno v:
Korean Journal of Veterinary Research; 2020, Vol. 60 Issue 4, p241-244, 4p
Publikováno v:
Korean Journal of Youth Studies. 23:265
본 연구는 한국교육개발원에서 수행한 『한국교육종단연구2005』의 2차년도(2006년)와 5차년도(2009년) 6,908명의 데이터를 활용하여 청소년의 발달단계에 따라 대인관계, 성취압력, 부모지원이
Autor:
Hyun-Chang Lee, Woo-Whan Jang
Publikováno v:
Korean Journal of Poultry Science. 41:99-104
The objective of this study is to analyze the production of extra-large egg and assess the impacts of exogenous factors in feeding the layer chicken. The main results of this study are as follows; First, feeding rations on the basics of statistics, i