TY - BOOK AU - Shukla, Kewal Krishan TI - Mechanisms of resistance in rice to whitebacked planthopper, Sogatella furcifera (Horvath) (Delphacidae : Hemiptera) U1 - T 633.189.75 S41M PY - 1984/// CY - Ludhiana PB - P. A. U. KW - RICE -- DISEASES AND PEST RESISTANCE KW - ENTOMOLOGY KW - MECHANISM. RICE KW - RESISTANCE KW - WHITEBACKED PLANTHOPPER N2 - Male and female adults settled/plant varied on four test varieties The number of adult females and males both was higher on TNI than on ARC 6248 and Mudgo. Fewer eggs were recorded on ARC 6248 and Mudgo than on TNI and ARC 11224 Nymphal period was prolong ER -