Fig. 2

Chlorophyll content measurement of zygotic embryo plant leaves and direct somatic embryo plant leaves of A. africana. (A) Measuring chlorophyll content of leaf using SPAD meter (B) Specific points on a leaf taken to represent the average chlorophyll content of an individual leaf. (C) Chlorophyll contents of zygotic embryo A. africana plants compared with that of the direct somatic embryo A. africana plants across 7 weeks.