A type of resistance in which a series of different cultivars of the same crop are infested with a series of different insect biotype of same species show no differentia intersction, such type of resistance is___________________?
A type of resistance in which a series of different cultivars of the same crop are infested with a series of different insect biotype of same species show no differentia intersction, such type of resistance is___________________?
A. Specific resistance
B. Horizontal resistance
C. General resistance
D. Cross resistance