8Trehan S P,Claassen N.Potassium uptake kinetics of potato.Wheat and sugar beet plants as affected by the K nutritional status.Indian Journal of Plant Physiology,2001,6(1):14-18.
9Jackson K K,Kazuto I.Effect of potato microtuber size on the growth and yield performance of field grown plants.Plant Production Science,2012,15(2):144-148.
10Ramíreza D A,Yactayoa W,Gutiérreza R,et al.Chlorophyll concentration in leaves is an indicator of potato tuber yield in watershortage conditions.Scientia Horticulturae,2014,168(3):202-209.
