Table 6. Comparison of climate variables between climate events in southern coastal region

Seasons	Variables	Climate events		t-test
Seasons	Variables	Normal	Abnormal¹⁾	t-test
Autumn	Not classified
Winter	Non-significant difference in DMY
Spring	AT (°C)	1,255.56 ± 12.53	1,295.53 ± 18.77	−1.84*
	RH (%)	68.09 ± 1.47	66.00 ± 1.36	1.04 (p = 0.31)
	WS (m/s)	3.27 ± 0.10	3.41 ± 0.08	1.13 (p = 0.27)
	PA (mm)	128.87 ± 10.24	74.25 ± 5.01	5.38*
	SD (h)	175.40 ± 4.67	197.74 ± 2.71	−4.14*

Abnormal: low-temperature in autumn, severe cold in winter, drought in spring,
p < 0.05
DMY, dry matter yield; AT, accumulated temperature; RH, relative humidity; WS, wind speed; PA, precipitation amoun; SD, sunshine duration.