Stem Water Content for Crape Myrtle in Response to Drought, Cold, and Disease Stress

Table 1

Correlations between StWC and environmental parameters under unstressed conditions on a typical day in summer.

Variables		Environmental parameters
		ST	SM	AT	AH	PAR	VPD
StWC	Correlation coefficient	-0.0284	-0.1873	-0.5875	0.5372	-0.9132	-0.5386
	Significance probability	0.8954	0.3809	0.0025	0.0068	0.0000	0.0066
	Sample size	24	24	24	24	24	24

ST: soil temperature; SM: soil moisture; AT: air temperature; AH: air humidity; PAR: photosynthetically active radiation; VPD: vapor pressure deficit.