Chemical and Biological Technologies in Agriculture

Table 1 Soil temperature measured in May, June, and July, respectively

From: Biochar improves soil physical characteristics and strengthens root architecture in Muscadine grape (Vitis rotundifolia L.)

Biochar rate %	19-May		19-Jun		19-Jul
0	26.1	a^a	29.7	a	31.2	a
5	26.0	ab	29.1	ab	30.9	a
10	25.2	c	29.1	ab	30.7	a
15	25.6	bc	28.8	b	30.7	a
20	25.3	C	29.0	ab	30.8	a

^aLeast square means followed by the same letters are not significantly different (P ≤ 0.05) according to the Tukey–Kramer test

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