Fig. 4
Morphology of pollen grains under scanning electron microscope. a, d, male fertile pollen grains; b, e, f, male sterile pollen grains; c, nearly fertile pollen grains
Fig. 4 | BMC Plant Biology
Morphology of pollen grains under scanning electron microscope. a, d, male fertile pollen grains; b, e, f, male sterile pollen grains; c, nearly fertile pollen grains