The chemical formula of urea fertilizer is_______________________?

A. NH₂CONH₂
B. [CO(NH₂)]
C. Both a & b
D. None of the above

The exact chemical formula of DAP fertilizer is___________________?
A. (NH2) HPO4 B. NH4H2PO4 C. NH4H2PO4 D. Both a & c...
What is the formula of urea?
A. CO (NH2)2 B. NH2-CO-NH-CO-NH2 C. (NH4)2CO3 D. None of these Submitted by: Shafiq Rehman...
Deficiency of B can be corrected through application of chemical fertilizer of_________________?
A. Solubor B. Boric acid C. Borax D. All the above...
The chemical formula of Hematite is_____________________?
A. AL (OH)2 B. Fe2O3 C. Fe OOH D. None of the above...
C12H12N-NaO8S2 is the chemical formula of ____________________?
A. Activated charcoal B. Azomethine H C. Carbonated sodium sulphate D. None of the above...
The chemical formula of Dolomite is________________?
A. CaMg (CO3)2 B. MgCO3 C. CaCO3 D. None of the above...
The chemical formula for Ammonium acctatc is_____________________?
A. NH3OAC B. NH4OAC C. NH4AOC D. Both b & c...
Percentage of N in Ammonium ritract fertilizer is___________________?
A. 21 B. 23 C. 33 D. 39...
The diagnostic techniques used in evaluating soil nutrient status and determining fertilizer requirements of the crop include:
A. Nutrient deficiency symptoms & field experimentation B. Greenhouse pot experimentation & soil testing C. Plant analysis D. All of the above Submitted by: Shafiq Rehman...
Select the water soluble phosphatic fertilizer from the following__________?
A. DSP B. TSP C. SSP D. All of these Submitted by: Shafiq Rehman...