Abstract:
:Growth of C. tetragonoloba suffered with increase in concentration of Pb in soil. Plant biomass declined significantly at concentrations above 60 ppm of Pb. Roots showed more pronounced impact as compared to shoots. At highest applied concentration of lead (100 ppm), fresh weight of fruits decreased by 33% and dry weight by 52% as compared to control. No significant impact was noticed on the development of mycorrhiza at lower concentrations (15-45 ppm) of lead contamination. At higher concentrations of Pb (60 and 75 ppm), there was a decrease in VAM colonization. VAM hyphae had irregular size and terminated abruptly in outer cortex of root. Number of VAM fungal spores in rhizosphere also decreased with increase in the edaphic Pb concentration.
journal_name
Indian J Exp Bioljournal_title
Indian journal of experimental biologyauthors
Koul M,Kapoor R,Luikham Nkeywords:
subject
Has Abstractpub_date
2001-05-01 00:00:00pages
459-63issue
5eissn
0019-5189issn
0975-1009journal_volume
39pub_type
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