Gupta, Krishan Kumar, 1937- Agricultural entomology. - [1st ed.] - Agra, Kranchalson [1967] - vi, 178 p. illus., 23 cm. LCCN: sa 68012001 //r86 Subjects--Topical Terms: Beneficial insects--India.Insect pests--Control--India. LC Class. No.: SB931 Dewey Class. No.: 632/.7