6SRIVASTAVA R P, SUBBA R D. Effect of Nitrogen Fertilization and Plant Densities Under Varying Dates of Planting on Certain Chemical Quality Characteristics of Cigar Wrapper Tobacco in the Northern Sandy Soil of West Bengal [J]. Tobacco Research, 1984, 10(1): 1- 6.
7LAMONDIA J A. The Tobacco Cyst Nematode Affects Photosynthesis of Shade-Grown Cigar Wrapper Tobacco [J].Journal of Nematology, 2007, 39(1): 71.
8TRIPATHI S N, BHATTACHARYA B. Physiology of Growth in Cigar-Wrapper Tobacco [J]. India Journal of Agri-' cultural Science, 1981, 55(5): 342- 346.
