Screening of 15 chilies cultivars on the basis of root length (A) and development of lateral roots (B) against Meloidogyna incognita and Sclerotium rolfsii. Bars within each treatment followed by the same letters do not significantly different (P= 0.05) according to Duncan multiple range test. NA, M. incognita alone; SR, S. rolfsii alone; NA + SR, M. incognita and S. rolfsii in combination.