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Table 1 Impact of certain bio-agents singly and concomitantly on plant growth parameters of sugar beet var. Negma infected with Meloidogyne spp. under field conditions

From: The role of Bacillus megaterium and other bio-agents in controlling root-knot nematodes infecting sugar beet under field conditions

Treatments *Plant growth response Shoot Dry wt. (g) Inc.% Root Diam. No. of leaves
Length (cm) Plant fresh wt. (g) Inc. %
Total plant fresh wt.
Shoot Inc.% Root Inc.% Shoot Root
NS 44.0f 10.6 40.3f 0.0 340.0i 1050.0i 39.0 150.0f 200.0 13.75h 17.0j
HS 45.7cd 14.8 42.0e 4.2 480.0f 1500.0d 98.0 200.0d 300.0 15.3e 27.0f
BA 40.4gh 1.5 40.8f 1.2 380.0h 1200.0g 58.0 90.0h 80.0 14.63fg 25.0g
DSBC 40.6gh 2.0 40.5f 0.5 320.0k 990.0k 31.0 80.0i 60.0 11.5j 20.0i
O 41.0g 3.0 42.0f 4.2 400.0g 1000.0j 40.0 100.0g 100.0 14.25g 23.0h
NS + HS 46.4c 16.6 44.5c 10.4 500.0c 2500.0c 200.0 250.0c 400.0 16.75c 35.0c
NS + BA 45.2de 13.6 42.5de 5.5 493.0d 1350.0e 84.3 150.0f 200.0 15.88d 32.0d
NS + DSBC 44.5ef 11.8 41.8e 3.7 480.0f 1100.0h 58.0 100.0g 100.0 15.0ef 29.0e
NS + O 45.0de 13.1 43.3d 7.4 490.0e 1250.0f 74.0 170.0e 240.0 15.25e 30.0e
NS + HS + BA 47.6b 19.6 45.8b 13.6 520.0b 3600.0b 312.0 300.0b 500.0 18.88b 37.0b
NS + HS + BA + DSBC + O 58.8a 47.7 47.6a 18.1 660.0a 4200.0a 386.0 350.0a 600.0 19.5 a 46.0 a
DSBL 40.0h 0.5 40.5f 0.5 338.0j 1000.0j 33.8 100.0g 100.0 13.0i 25.0g
Untreated plants 39.8h 0.0 40.3f 0.0 237.5l 762.5l 0.0 50.0j 0.0 12.75i 17.0j
  1. Means in each column followed by the same letter(s) did not differ at P ≤ 0.05 according to Duncan’s multiple range test
  2. NS nemastrol, HS humisun, BA bio-arc (Bacillus megaterim), DSBC dried sweet basil callus, DSBL dried sweet basil leaf, O oxamyl
  3. *Each value presented the mean of three replicates