A.9oC; B.12oC; C.15oC; D.18oC
A.14葉~16葉期; B.15葉~17葉期; C.16葉~18葉期; D.17葉~孕穗期
A.2~4ppm; B.4~6ppm; C.6~8ppmm; D.8~10ppm