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Title: Use of poultry manure for amendment of oil-polluted soils in relation to growth of maize (Zea mays L. )

Journal Article · · Environment International; (United States)
 [1]
  1. (Rivers State Univ. of Science and Technology, Port Harcourt (Nigeria)) Ue Bari, Y. (Univ. of Ibadan (Nigeria))

The use of poultry manure for amelioration of oil-polluted soil was investigated by growing maize (Zea mays L.) under two experimental conditions: increasing the poultry manure rate from 0-20 kg ha{sup {minus}1} at 0.03 L/kg oil treatment level; and increasing the rate of oil treatment from 0-0.2 between the rate of poultry manure added and the enhancement of maize growth. But only a 16-kg ha{sup {minus}1} poultry manure rate and above exerted some beneficial effects on the maize growth relative to the unpolluted, unamended soil. Conversely, increasing oil concentration, regardless of the poultry manure level added, depressed maize growth, but only at oil levels of 0.03 L/kg. A positive correlation was recorded between maize height and leaf area growing in oil-treated soil amended with different poultry manure rates and growing in oil-treated amended with 20 kg ha{sup {minus}1} poultry manure. Amending oil-contaminated soils with poultry manure, should possibly improve soil fertility and maize production.

OSTI ID:
6984353
Journal Information:
Environment International; (United States), Vol. 18:5; ISSN 0160-4120
Country of Publication:
United States
Language:
English