TY - GEN AU - Sinha,A.K. TI - Studies on citrus nematodes Tylenchulus semipenetrans COBB.1913 KW - Tylenchulus sempenetrans KW - Species KW - Varieties KW - Experimentation KW - Fertilizer application KW - Urea KW - Hosts KW - Nitrogen KW - Sampling KW - Green house KW - Trees ER -