Chemical and Biological Technologies in Agriculture

Table 3 Soil pH measured from leachate monthly in column study from April to August in 2019

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

Biochar rate %	19-Apr		19-Jun		19-Aug
0	5.75	D^a	4.89	c	6.27	b
5	6.47	c	6.43	b	6.82	ab
10	6.73	b	6.81	ab	6.94	a
15	6.73	b	7.16	a	6.99	a
20	6.87	a	7.11	a	6.92	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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