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Table 3 Effect of three marine algal extracts against the root-knot nematode, Meloidogyne incognita galls, egg masses, eggs on roots, and second stage J2 population in soil of tomato plants under greenhouse conditions

From: The nematicidal potentiality of some algal extracts and their role in enhancement the tomato defense genes against root knot - nematodes

Treatment Number of galls/plant Number of egg masses/plant Number of eggs/plant Number of J2/250 cm3 of soil RF
Inf. Control 353a 367a 152402a 382a 30.78a
Corallina mediteranea 230b 224b 90990b 243b 18.39b
Corallina officinalis 175c 152c 57265c 120c 11.55c
Ulva fasciata 79.3d 95.5d 37120d 103c 7.51d
Oxamyl 15μ/ml 2.60e 1.60e 564e 0.00d 0.11e
  1. Inf. control infected control, means followed by the same letter are not significantly different by Duncan’s multiple range test (P ≤ 0.05)