The size of a seed rill is expressed by:
A. Amount of seed sown per unit time.
B. Length x width of the machine.
C. Area covered per unit time.
D. The number of furrow openers x distance between two furrow
A. Amount of seed sown per unit time.
B. Length x width of the machine.
C. Area covered per unit time.
D. The number of furrow openers x distance between two furrow