Effects of Sulphur, Zinc and Boron Supplied from Chemical Fertilizers and Poultry Manure to Wetland Rice (Cv. BRRI Dhan 30)

M. K. Uddin, M. R. Islam, M. M. Rahman and S. M. K. Alam

Journal of Biological Sciences 2 ( 3 ): 165 - 167 , 2002