Bray suggested certain modification in the Mischerlich equation:
A.dy/dx = (A – Y)C
B.A = B (1 – Y)/Y
C.Log (A – Y) = log A – CX
D.Log (A – Y) = log A – C1 b – CX
A.dy/dx = (A – Y)C
B.A = B (1 – Y)/Y
C.Log (A – Y) = log A – CX
D.Log (A – Y) = log A – C1 b – CX
A.20% sulphur
B.26% sulphur
C.16% sulphur
D.24% sulphur
A.25%
B.75%
C.80%
D.133.30%
A.Soil structure
B.Soil texture
C.Soil organization
D.None of the above
A.Cambic horizon
B.Natric horizon
C.Agric horizon
D.Oxic horizon
A.Humid
B.Arid
C.Submerged
D.None of these
A.Soil credibility factor
B.Soil productivity factor
C.Soil leaching factor
D.Crop management factor
A.Quantity of irrigation water
B.Depth of irrigation water
C.Quality of irrigation water
D.None of the above
A.Nutrients of microscopic significance
B.Nutrients, which produce microscopic effects
C.Nutrients that is required in minute qualities
D.Nutrients required by micro-organisms
A.50-60
B.10?12
C.20?25
D.25?50