Antimildew Treatment and Control Effect of Citral on Bamboo

Table 2

Classification standard of surface infection levels of samples.

Infection value	Infected area of sample
0	No hyphae or mildew on the sample surface
1	Infected area of
2	Infected area of sample 1/4–1/2
3	Infected area of sample 1/2–3/4
4	Infected area of