Vigor index of seedings in rice can be determined on___________________?
A. Quantitative basis
B. Qualitative basis
C. Both a & b
D. None of the above
Month: March 2019
The higher leachate conductivity is associated with__________________?
The higher leachate conductivity is associated with__________________?
A. Mature seeds
B. Immature seed?
C. Abnormal seeds
D. All the above
Better crop establishment especially for direct seeded rice can be obtained by using________________?
Better crop establishment especially for direct seeded rice can be obtained by using________________?
A. High density grain
B. Low density grain
C. Both a & b
D. None of the above
High density grains are found mostly at___________________?
High density grains are found mostly at___________________?
A. Top of panicle
B. Middle of panicle
C. Bottom of panicle
D. All the above
The seed dormancy of rice seed can be broken by putting into the oven at____________________?
The seed dormancy of rice seed can be broken by putting into the oven at____________________?
A. 50°c for 5 hrs
B. 53°c for 6 hrs
C. 45°c for 6 hrs
D. none of the above
genetic purity of seed is determined by________________?
genetic purity of seed is determined by________________?
A. Ageing test
B. Grow out test
C. Tz test
D. All the above
Who gave the formula for coefficient of velocity of germination ?
Who gave the formula for coefficient of velocity of germination ?
A. Kotowski (1926)
B. Germ (1949)
C. Deloucle & Baskin (1972)
D. Moore (1973)
Who gave the formula for mean germination time?
Who gave the formula for mean germination time?
A. Nicolls &Heydecker (1968)
B. Kotowski (1962)
C. Baskin (1972)
D. Maguire (1962)
Who showed a positive correlation between tetrazolium staining with seed quality in soybean seeds ?
Who showed a positive correlation between tetrazolium staining with seed quality in soybean seeds ?
A. Maguire (1963)
B. Barries ei al. (1969)
C. Moore (1973)
D. Woodstock (1976)
Who described. the use of letrazolium for assessing, seed quality and the basis of topographical patterns___________________?
Who described. the use of letrazolium for assessing, seed quality and the basis of topographical patterns___________________?
A. Moore (1973)
B. Burries etc (1969)
C. Maguare (1962)
D. Kotowski (1926)