Fig. 1.
Alexander staining of anthers of cowpea IT86D-1010, treated twice a week apart with 0 or two-time treatment with 30 ml of 1000 mg/l TFMSA per plant, and sampled 7 days after the second treatment. a Anther of cowpea treated with two-time treatment with 30 ml of 1000 mg/l (60 ml in total) per plant. b Anther of cowpea treated with two-time treatment with 30 ml of 0 mg/l per plant (control). c Suspended pollen grains from anther in (a). d Suspended pollen grains from anther in (b)
