TY - BOOK AU - Gupta,D. TI - Cytological studies of some Tetraploid - Diploid crosses in Pennisetum typhoides (Burm.) S. & H KW - Tetraploid diploid crosses KW - Pennisetum typghoides KW - Cytology KW - Biology KW - Histocy tological analysis KW - Diploidy ER -