CORESTA Meeting, Agronomy/Phytopathology, Louisville, 1991
Effects of a controlled release fertilizer on growth, yield, and quality of tobacco
CFPPT, Bergerac, France
A three-year study (1988-89-90) was carried out in the South-West of France in about thirty farms. Its purpose was to evaluate the optimum amounts of nitrogen that filling flue-cured crop has to uptake to achieve a maximum yield without decreasing the ...