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Wastewater treatment using vegetated submerged bed constructed wetlands for nitrogen removal
(Washington State University, 2006-12)
Vegetated submerged bed (VSB) constructed wetlands are engineered, low operation and maintenance cost wastewater and stormwater treatment technologies primarily designed for small facilities. The objectives of this ...
An analysis of pre-service teacher preparation and instructional supervisory practices in Agricultural Education
(Iowa State University, 2006)
his dissertation contained three articles that explored teacher preparation in Agricultural
Education. The first article was a descriptive-correlational study; it described the relationship
between pre-service teachers' ...
Sprawl dynamics and the development of effective smart growth policies
(The Pennsylvania State University, 2006-11-15)
Sprawling urban development is a major driving force of global environmental change. Its impact on Earth system functions is likely to increase in the future when the proportion of the world’s population living in urban ...
Determinants of herd productvity in Botswana: a focus on land tenure and land policy
(University of KwaZulu-Natal, 2006-02)
This study attempts to identify factors responsible for determining differences in the productivity of cattle managed by communal and private livestock farmers in the southern region of Botswana during 1999/2000. It is ...