Tob. Sci., 1979, 23-10, p. 31-34, ISSN. 0082-4523
Effects of phosphorus rates on the chemical composition of flue-cured tobacco grown in soils with varying phosphorus availability
Crop Science Department, North Carolina State University, Raleigh, North Carolina USA; United states Department of Agriculture Science and Education Administration, Southern Region, Federal Research Mid-Atlantic Area located in the Botany Department, North Carolina State University, Raleigh, North Carolina USA
A test was conducted at ten farm locations in the flue-cured tobacco producing area of North Carolina for 3 consecutive years with the P2O5 treatments applied to the same plots. The six treatments were 0, 22.5, 45, 67.5, 90 or 180 kg P2O5 per...