TY  - BOOK
AU  - Ashok Kumar
TI  - Some Studies on a Mosaic Disease of Tobacco (Nicotiana rustica L.)
U1  - 632.3 
PY  - 1985///
CY  - .- Pusa, Samastipur
PB  - : RAU
KW  - Plant Pathology
KW  - Tobacco
KW  - Mosaic Diseases
KW  - Thesis
KW  - M. Sc
ER  -