Compared with traditional plat preservation which of the following advantages does drone-based plant preservation have?_ MC
A. precise operation
B. high security due to man-machine separation
C. higher efficiency than manual operations
D. 30% less medicine is used, saving water and protecting the environment.
Answer:A
Compared with traditional plat preservation which of the following advantages does drone-based plant preservation have?_ MC
A. precise operation B. high security due to man-machine separation C. higher efficiency than manual operations D. 30% less medicine is used, saving water and protecting the environment.