List of Articles ALEJANDRO PALACIOS ESPINOSA Article 1 - Genetic (Co)variance between Age from First to Third Calving and Milk Yield of Holstein Cows in the Tropics جی.ال. اسپینوزا-ویلاویسنسیو آ. پلاسیوس-اسپینوسا آ. منندز-بوکسادرا Rasht Branch, Islamic Azad University, Rasht, Iran , Issue 4 , Year , Summer 2019