Oil bioremediation in salt marsh mesocosms as influenced by nitrogen, phosphorus, and bacterial seeding /

28% TPH remaining while alternately flooded mesocosms

Bibliographic Details
Main Author: Wright, Alan Lee, 1971-
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1995.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:28% TPH remaining while alternately flooded mesocosms
41 d of experimentation during summer. Max Bac and P applied
and 40 kg P ha-' did not enhance oil degradation in
at 100 kg N ha-] and 40 kg P ha-I enhanced oil degradation
averaged 49%. Bacterial seeding proved ineffective in
compared to 8% of the applied N03-N. Further studies may be
continuously flooded mesocosms during winter (temperature
continuously or alternately flooded mesocosms during the 40 d
crude oil degradation in salt marsh mesocosms containing
during 33 d of experimentation during spring (temperature
during spring but not during summer. The use of 15 N
effects of N and P fertilization and bacterial seeding on
enhance oil degradation during 82 d of experimentation in
enhancing oil degradation. Five commercial bioremediation
Glasshouse experiments were conducted to determine the
in natural field conditions.
marsh soil and Spartina alterniflora. Fertilization with
Max Bac and Inipol, enhanced oil degradation more than other
N fertilizers applied with P. During summer (temperature
needed to assess the effectiveness of N and P fertilization
of experimentation. Continuously flooded mesocosms averaged
or without N significantly enhanced oil degradation during
products did not enhance oil degradation compared to
range of 17 - 30'C). Phosphorus applied at 40 kg P ha-' with
range of 27 - 42'C), Max Bac and P applied at 100 kg N ha-'
range of 27 42'C) or in alternately flooded mesocosms during
receiving P. Two slow-release fertilizers containing N and P,
techniques during winter revealed that approximately 23% of
the applied urea-N and NH4-N was taken up by S. alterniflora
total petroleum hydrocarbons (TPH) remaining in mesocosms
uninoculated controls in continuously flooded mesocosms
urea, NH4, and N03 applied at 75 or 150 kg N ha-1 did not
while 57% of the applied TPH remained in the treatment not
winter. Phosphorus applied alone led to 46% of the applied
Item Description:"Major subject: Soil Science".
Vita.
Physical Description:xvi, 138 leaves : illustrations ; 28 cm.
Also available online.
Issued also on microfiche from Lange Micrographics.
Bibliography:Includes bibliographical references.