Figure 3.

Color of NC membrane after DIBA processing with TBST and 5% non-fat dry milk for blocking as well as antibody and chromogenic detection of alkaline-phosphatase. Numbers 1–4 respectively represent magnesium oxide, alumina oxide, bentonite, and active carbon at 50, 100, and 150 mg/mL, respectively. Number 5 represents the rice extract in carbonate buffer, and number 6 represents the rice extract in buffer after acetone precipitation. Letters A and B represent two repeated samples. The rice infected by the SRBSDV was from the rice sample cultivated in the greenhouse.