1Department of Horticulture, Central Agricultural University, Iroisemba, Imphal
2Department of Plant Breeding and Genetics, Manipur University, Canchipur, Imphal
3Department of Life Sciences, Manipur University, Canchipur, Imphal
*Corresponding author's present address: College of Horticulture & Forestry, CAU, Pasighat 791 102, Arunachal Pradesh