Figure 1

Pollen germination stage at different temperatures. (A) (a) No germination, (b) ready for germination, (c) in germination, (d) germinated; (B) field of view of pollen germination of different varieties under different temperatures stress.

Pollen germination stage at different temperatures. (A) (a) No germination, (b) ready for germination, (c) in germination, (d) germinated; (B) field of view of pollen germination of different varieties under different temperatures stress.