From Figure 4, it can be seen that after high-temperature treatments, the proportion of microspores increases, the proportion of small pores decreases, and the proportion of macrospores
decreases to some extent.
Stem gall disease (Protomyces macrospores
Unger) is one of the important coriander diseases in India and often causes severe yield loss and deteriorate the quality of seed.
Besides colloalginite and sorbocolloalginite, single components of vitrinite, fusinite, as well as fragments of yellowish-orange macrospores
Phillips RE, Quisenberry VL, Zeleznik JM, Dunn GH (1989) Mechanism of water entry into simulated macrospores
. Soil Science Society of America Journal 53, 1629-1635.