Feeding the transition dairy cow I. physiologic,hormonal,metabolic and immunogical changes and nutrient requirement of dairy cow during this period [Geçiş dönemindeki süt ineklerinin beslenmesi i. bu dönemde görülen fizyolojik,hormonal,metabolik ve i̇mmunolojik deǧişiklikler ile beslenme i̇htiyaçlari{dotless}]

Transition period is defined in dairy cows as the interval in-between the three weeks period before- and the three weeks period after the calving. it is currently recognised as the most critical period of the lactation cycle. organism of dairy cows undergoes tremendous changes during this period. yet,substantial changes occur on the nutrient requirement in this period. knowing these changes at this period and feeding the cows accordingly is very essential for either alleviating or diminishing the metabolic diseases at this period and improving milk yield and fertility,and for profitable breeding. this review provides detail information on the changes concerned.