TY - BOOK AU - Dharrnendra Singh TI - Stdies on hybridization and evaluation of guava germplasm (Psidium guajava L.) PY - 2015/// CY - Ludhiana PB - Punjab Agricultural University KW - Guava KW - Crossing behaviour KW - seed germination percent KW - Genetic variation KW - Hardness of seeds N1 - Thesis ER -