Singh D K Vegetable crops : Genetic resources and improvements Choudhray Harshawardhan Singh D K; Choudhray Harshawardhan - New Delhi N I P A 2012 - xiii; 490p. cm. ISBN: 9789380235509 (hbk) Standard No.: 163561 Source: 3004, 18/11/2011, Insat Books & Periodicals Textual Subjects--Topical Terms: Agriculture Biodiversity Genetic resources Vegetable cropsBotany Dewey Class. No.: J93:68, Q2 Carb