Table 2.

Reported temperature negative effects on pollen performance.

Stage	Developmental process	Low-temperature stress	High-temperature stress
Pre-pollination	Microsporogenesis	Parish and Li, 2010	Endo et al., 2009; Parish and Li, 2010
	Microgametogenesis	Jacobs and Pearson, 1999	Pereira et al., 2014
	Anther development	Mamun et al., 2006	Saini et al., 1984
Pollination	Pollen transfer to stigma	NA	NA
	Pollen adhesion	NA	Hedhly et al., 2003
	Pollen–pistil interaction	NA	Hopper et al., 1967; Ascher and Peloquin, 1970; Wilkins and Thorogood, 1992.
	Pollen germination	NA	Kakani et al., 2002; Rang et al., 2011; Sunmonu and Kudo, 2015
	Pollen tube growth	Pasonen et al., 2000	Pasonen et al., 2000; Kakani et al., 2002
Progamic phase	Fertilization	Gerassimova-Navashina et al., 1968	NA
NA, studies on this aspect are not available.