Table 22.1 (continued)
HMs Crop
Phytotoxic effects
a
References
Solanum lycopersicum
(Tomato)
Cucumis sativus
(Cucumber)
• Decreased root-shoot dry weight,
decreased number of leaves
• Total content of organic acid decreased
• Activities of SOD and GR were
depressed
• CAT, APX activities, H 2 O 2 were
increased
Wu et al. (2015)
Solanum tuberosum
(Potato)
• Increased MDA content
• Decreased chlorophyll content
Xu et al. (2013)
Lactuca sativa (Lettuce)
• Decreased plant dry weight
• Strong reduction of the maximum
photochemical efficiency of PS II
• Impairment of net CO 2 assimilation
rate
• Decrease in RuBisCO activity
• Decreased efficiency of nutrient uptake
and carbohydrate assimilation
Dias et al. (2013)
Oryza sativa (Rice)
• Decreased root-shoot dry weight and
biomass
• Decreased chlorophyll content
• Increased oxidative stress
Chou et al.
(2011)
Triticum aestivum
(Wheat)
• Inhibition of root elongation
Cao et al. (2007)
Phaseolus vulgaris
(Mung bean)
• Decreased root-shoot length
• Reduced dry weight and chlorophyll
Tripathi et al.
(2005)
Co
Triticum aestivum
(Wheat)
• Decreased growth, water content,
osmotic potential
• Reduced carbon assimilation rate, stomatal conductance, intercellular CO 2
concentrations, transpiration rate, photosynthetic capacity
Ozfidan-Konakci
et al. (2020)
Hordeum vulgare (barley)
Brassica napus (Oilseed
rape)
Lycopersicon esculentum
(Tomato)
• Decreased plant growth
• Inhibition of plant shoot biomass
Li et al. (2009)
Lycopersicon esculentum
(Tomato)
• Decreased biomass, decreased concentration of Fe in different parts, chlorophyll, Hill reaction activity, catalase
activity
• Increased peroxidase, acid phosphatase, ribonuclease
• Increased carbohydrate and phosphorus fractions in leaves
Chatterjee and
Chatterjee
(2003)
Brassica oleracea
(Cauliflower)
• Chlorosis on young leaves, a decrease
in chlorophyll concentration
• Restriction of translocation of P, S, Fe,
Mn and Zn from roots to tops.
Chatterjee and
Chatterjee
(2000)
(continued)
22 Beneficial Role of Plant Growth-Promoting Rhizobacteria in Bioremediation of. . .
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