Molybdenum enrichment of plants grown on fly ash-treated soils
Journal Article
·
· J. Environ. Qual.; (United States)
OSTI ID:5888315
Alfalfa, bermudagrass, white clover, barley, and Swiss chard (Medicago sativa L., Cynodon dactylon L., Trifolium repens L., Hordenum vulgare L., and Beta vulgaris L., respectively) were grown on calcareous and acid soils treated with fly ash at rates ranging up to 80 g kg/sup -1/. The objectives were to investigate the availability of Mo to crops in relation to rate of fly ash application, type of recipient soil, and time of harvest. Application of fly ash to soil resulted in marked enrichment in plant Mo, especially at rates greater than or equal to 40 g kg/sup -1/. Except for white clover, Mo concentrations in plants grown on the calcareous soil were greater than those in plants grown sequentially indicated the presence of a relatively long-term supply of Mo in fly ash. It is concluded that in situations where soils are deficient in Mo, plants may benefit from small applications of fly ash to soils, but Mo concentrations in plants grown on fly ash-treated soils should always be carefully monitored.
- Research Organization:
- Univ. of California, Riverside
- OSTI ID:
- 5888315
- Journal Information:
- J. Environ. Qual.; (United States), Journal Name: J. Environ. Qual.; (United States) Vol. 36:3; ISSN JEVQA
- Country of Publication:
- United States
- Language:
- English
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Wed Dec 31 23:00:00 EST 1986
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Related Subjects
510200* -- Environment
Terrestrial-- Chemicals Monitoring & Transport-- (-1989)
54 ENVIRONMENTAL SCIENCES
560303 -- Chemicals Metabolism & Toxicology-- Plants-- (-1987)
63 RADIATION, THERMAL, AND OTHER ENVIRON. POLLUTANT EFFECTS ON LIVING ORGS. AND BIOL. MAT.
AEROSOL WASTES
ASHES
BIOLOGICAL AVAILABILITY
CARBONACEOUS MATERIALS
CHEMICAL REACTIONS
COAL
COMBUSTION
COMPARATIVE EVALUATIONS
CROPS
DATA
ELEMENTS
ENERGY SOURCES
EXPERIMENTAL DATA
FLY ASH
FOSSIL FUELS
FUELS
GROUND DISPOSAL
INFORMATION
MANAGEMENT
MATERIALS
METALS
MOLYBDENUM
NUMERICAL DATA
NUTRITION
OXIDATION
PH VALUE
RESIDUES
SOILS
THERMOCHEMICAL PROCESSES
TRANSITION ELEMENTS
UPTAKE
WASTE DISPOSAL
WASTE MANAGEMENT
WASTES
Terrestrial-- Chemicals Monitoring & Transport-- (-1989)
54 ENVIRONMENTAL SCIENCES
560303 -- Chemicals Metabolism & Toxicology-- Plants-- (-1987)
63 RADIATION, THERMAL, AND OTHER ENVIRON. POLLUTANT EFFECTS ON LIVING ORGS. AND BIOL. MAT.
AEROSOL WASTES
ASHES
BIOLOGICAL AVAILABILITY
CARBONACEOUS MATERIALS
CHEMICAL REACTIONS
COAL
COMBUSTION
COMPARATIVE EVALUATIONS
CROPS
DATA
ELEMENTS
ENERGY SOURCES
EXPERIMENTAL DATA
FLY ASH
FOSSIL FUELS
FUELS
GROUND DISPOSAL
INFORMATION
MANAGEMENT
MATERIALS
METALS
MOLYBDENUM
NUMERICAL DATA
NUTRITION
OXIDATION
PH VALUE
RESIDUES
SOILS
THERMOCHEMICAL PROCESSES
TRANSITION ELEMENTS
UPTAKE
WASTE DISPOSAL
WASTE MANAGEMENT
WASTES