TY - BOOK AU - Sujit Kumar AU - Singh, J. P. Guide ED - Singh, J. P. TI - Studies on heterosis, combining ability and screening of different F2 populations of tomato (Solanum lycopersicum L.)against bacterial wilt (Ralstonia solanacearum) U1 - TH-P 635.642 S948S KW - Tomatoes N1 - Horticulture (Vegetable Science) ER -