SINGH, S., KHAN, T. and PANDEY, N. 1998. EFFECT OF DDT ON THE HISTOLOGY OF CORPORA CARDIACA (CC) OF THE ADULT MALE AK GRASSHOPPER POEKILOCERUS PICTUS (ORTHOPTERA : ACRIDIAE) AT DIFFERENT TEMPERATURES. UTTAR PRADESH JOURNAL OF ZOOLOGY. 18, 2 (Jan. 1998), 103–107.