Hybrid seeds are developed because they_________________?
A. Produce better crop
B. Provide greater vigour
C. Are more uniform
D. All the above
Agronomy
genetic purity is assessed through________________?
genetic purity is assessed through________________?
A. Inspection
B. Seed testing
C. Germination
D. All the a b c
A method of estimating seed vigour on the basis of color intensity o the stained seeds was described by______________?
A method of estimating seed vigour on the basis of color intensity o the stained seeds was described by______________?
A. Germ and Keitreiber (1954)
B. Kittock and Law (1963)
C. Maguire (1963)
D. Moore (1973)
Natural water as pH equal to________________?
Natural water as pH equal to________________?
A. 1
B. 4
C. 9
D. 1
The available form of nitrogen for plants is_________________?
The available form of nitrogen for plants is_________________?
A. NO3
B. NH4
C. Both a and b
D. non of these
Foliar application of nitrogen means applying nitrogen in solution form to___________________?
Foliar application of nitrogen means applying nitrogen in solution form to___________________?
A. Whole plant
B. Leaves
C. Stem only
D. Flowers only
Tillage is field operation which help in cutting, loosening and inverting the soil for_________________?
Tillage is field operation which help in cutting, loosening and inverting the soil for_________________?
A. Fertilization
B. Irrigation
C. Seed bed preparation
D. Transplantation
Part of embryonic axis which develops into root is called___________________?
Part of embryonic axis which develops into root is called___________________?
A. Plumule
B. Radicle
C. Coleoptile
D. Coleorluza
Root nodules in plant help in__________________?
Root nodules in plant help in__________________?
A. Photosynthesis
B. Aeration
C. Nitrogen fixation
D. Respiration
There is________________?
There is________________?
A. 43560 Sq ft in an acre
B. 40560 Sq ft in an acre
C. 46560 Sq ft in an acre
D. 47560 Sq ft in an acre