Endophytic Bacillus subtilis Strain E1R-J Is a Promising Biocontrol Agent for Wheat Powdery Mildew

Figure 4

Conidial germination of Blumeria graminis f. sp. tritici (Bgt) on leaves of wheat cultivar “Xiaoyan 6” 12 h after inoculation of Bgt observed by scanning electron microscope. (a) Germination of conidia in the water control, also showing the germ tube formed; (b-c) conidia and germ tubes were destroyed by E1R-j cell suspension (b) and fermentation liquid (c). Bar = 10 μm.

(a)

(b)

(c)