Untitled - International Rice Research Institute
Untitled - International Rice Research Institute
Untitled - International Rice Research Institute
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a<br />
d<br />
d<br />
b<br />
c<br />
Fig. 69. Habit character of Aspergillus niger van Tiegh. showing black conidial heads on whole seed at (a) 9X and<br />
(b) 25X. Photomicrograph of A. niger showing (c) portion of conidiophore and (d) conidial head showing sterigmata<br />
and conidia at 40X.<br />
a<br />
b<br />
d<br />
c<br />
Fig. 70. Habit character of Chaetomium globosus Kunze. Fr. showing dark, ostiolate, sub-globose perithecium<br />
with brown flexuous hairs at (a) awn area (40X) and (b) sterile lemma (50X). Photomicrograph of C. globosum<br />
showing (c) perithecium with hairs (40X) and (d) mature ascospores (10X).<br />
61