TY - BOOK AU - NAVTEJ Singh TI - Effect of number of testers in the estimates of genetic parameters in factorial mating design in maize (Zea mays L.) U1 - 633.152 3 N29E PY - 1986/// PB - Ludhiana KW - MAIZE BREEDING KW - MAIZE KW - TESTERS. FACTORIALMA TINGGENETIC N2 - The factorial crosses involved two sets of nine parents each (14 inbreds lines, 2 single crosses and two populations) which were evaluated at two agroclimatically diverse locations. The combining ability analysis revealed significant variance components d ER -