Screening of turmeric (Curcuma Zonga L.) germplasm for resistance to shoot borer (Conogethes punctiferalis Guen.) (Lepidoptera: Pyralidae), in Keraia, South India

Abstract

Nine hundred and fifteen accessions of turmeric (Curcuma longa L. ) available at Indian Institute of Spices Research, Kozhikodc (Kerala, India) were screened in the field agnist the shoot borer (Conogethes punctiferalis Guen.) for four consecutive years. All the accessions were susceptible to the level of pest infestation. Rating of accessions in relation to the level of pest infestation indicated thaI none of the accessions was rated as res istant , whereas, 34, 412, 456 and 13 accessions were rated as moderately resistant, moderately susceptible, susceptible and highly siusceptible, respectively, to the pest.