Effect of M. oleifera extracts and S. kraussei on egg hatching inhibition of M. incognita; The treatments were as follows: T1, M. oleifera aqueous; T2, M. oleifera ethanolic; T3, S. kraussei; T4, S. kraussei+ M. oleifera aqueous, T5, S. kraussei+ M. oleifera ethanolic; T6, S. kraussei+ M. oleifera aqueous +M. oleifera + M. oleifera ethanolic; T7, Control; S, standard concentration (10%); S/2, S concentration diluted up to 50% (5%); S/4, S/2 concentration diluted up to 50% (2.5%).