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Table 5 Effect of bio-control agents, plant extracts, and citric acid as foliar spray against bacterial soften potato tubers disease (as weight losses %) under storage conditions

From: Field application of bio-control agents and aqueous plant extracts for controlling bacterial soft rot and enhancement yield quality of Solanum tuberosum L. cv. Diamond

TreatmentsSoftening tubers (weight losses%) at weeks
1st2nd3rd4th5th6th7th8th9th10th11th12th
Bacillus subtilis0d*4.7c4.7c4.7e4.7 h4.7i4.7i4.7j4.7i21.0d21.0d30.5c
Bacillus pumilus0d0d0e0e0i0j0j0 k0j0j0j17.0 h
Trichoderma harzianum0d0d0e6.9c6.9f6.9 h6.9 h6.9i6.9 h6.9i6.9i18.8f
Trichoderma virens0d0d6.3b6.3d6.3g9.5e9.5e9.5g14.4f18.1e18.1e25.4e
Lantana0d0d0e0f0i0j9.3e13.2e18.1d18.1e18.1e18.1g
Lemongrass0d0d0e0f8.8d8.8f8.8f8.8 h8.8g8.8 h8.8 h8.8j
Olive cake0d0d0e0f12.6c12.6d15.1d23.6c23.6c23.6c23.6c28.1d
Citric acid0d0d0e0f8.1e8.1g8.1g10.9f14.3f14.3g14.3g14.3i
PDB medium only4.3c4.3c4.3d14.3a14.3b14.3c16.2c16.2d16.2e16.2f16.2f18.4g
NB medium only4.9b4.9b4.9c11.2b19.1a31.9a31.9a36.5a38.6a38.6a40.4b40.4b
Control9.8a9.8a11.6a14.6a19.2a22.5b25.5b28.8b31.6b35.3b42.0a48.8a
  1. *Means in each column followed by different letter(s) are significantly different according to Duncan’s multiple range test at P ≤ 0.05