Table 2. Characterization of the relative heat tolerance of AtHSP101 plus and AtHSP101 minus cotton plants from the 1–8 cell line.

Transgenic Line	Plant Number	HSP101	Bolls/Plant	Boll Fresh Weight/ Plant (gm)	Fresh Weight/Boll (gm)
1–8	39	-	11	6.1	0.55
1–8	40	+	17	108	6.35
1–8	52	-	13	14.2	1.09
1–8	3	+	17	42.7	2.51
1–8	24	+	30	86.5	2.88
1–8	22	+	13	29.8	2.29

Plants were grown in a greenhouse with a 43°C/28°C day/night environment.