Exposure of the manures to rains causes highest loss of___________?
Exposure of the manures to rains causes highest loss of___________?
		A. N
B. Cu
C. Cl
D. P
		A. N
B. Cu
C. Cl
D. P
		A. Old world
B. New world
C. India
D. Asia
		A. Mgº
B. Kº
C. NH2
D. Both b & c
		A. Acid to water
B. Water to acid
C. Both a & b
D. none
		A. Solanaceae
B. Cruciferae
C. Cucurbitaceae
D. Legumunaceae
		A. Ber
B. Mango
C. Citrus
D. Cauli flower
		A. Urea
B. Ammonium nitrate
C. Ammonium sulphate
D. Calcium ammonium nitrate