Efficacy of Selected Agroindustrial Wastes in Managing Root-Knot Nematodes on Black Nightshade in Kenya

Table 4

Effect of OAs and agro-industrial wastes on RKN in SG in the greenhouse test 1.

Amendment	J2/200 cc soil	Galling index (GI)*	Reproduction factor (Rf)
GM	248.5ab	3.0a	3.44a
CM	288.8ab	2.95a	4.2a
Tres	278.3ab	1.5abc	2.2ab
TD	14.3c	1.3bc	0.5bc
Trej	171.5b	1.0bc	1.23b
Unamended	313.3a	2.8ab	3.03ab
P value	0.000	0.001	0.000

Means on the same column followed by similar letter (s) are not significantly different (𝑃>0.05).
∗Gall index on a 0–5 gall rating scale according to Quesenberry et al. [17] where 0 = no galls, 1 = 1-2, 2 = 3–10, 3 = 11–30, 4 = 31–100, and 5 ≥ 100 galls per root system.