A. Exothermic
B. Endothermic
C. Autocatalytic
D. None of these
A. Urea
B. Liquid NH3
C. Ammonium nitrate
D. None of these
A. During the early stage of growth to promote development of stem and leaves
B. For accelerating fruit formation in later stage of growth
C. To lessen the effect of excessive potash application
D. None of these
A. CO2 and N2
B. CO2, H2 and N2
C. NH3 and CO
D. HNO3 and CaCO3
A. CAN
B. Ammonium sulphate
C. Ammonium nitrate
D. Superphosphate
A. Are useful during early stage of the plant growth
B. Accelerate fruit formation in later stages of growth
C. Lessen the effect of excessive nitrogen application
D. None of these
A. K2O
B. SiO3
C. V2O5
D. U2O3