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Filtering by: Has journal Plant Physiology Committee Member Bottomley, Peter Decade 1990-1999

Interactions of ammonia monooxygenase in Nitrosomonas europaea with hydrocarbons and substituted hydrocarbons

Creator:

Keener, William Kelvin

Resource Type:

Dissertation

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degree of Doctor of Philosophy in Botany and Plant Pathology presented ,January 20, 1995. Title
Biology, epidemiology, and biological and chemical control of Phytophthora vignae

Creator:

Fernando, W. Gerard Dilantha

Abstract:

Phytophthora vignae, causal agent of stem and root rot of cowpea (Vigna unguiculata), was reported for the first time in Sri Lanka. The pathogen was found in cowpea field soils from 3 of 5 geographic regions sampled. Only one site however, had plants exhibiting disease symptoms. Of the eight cowpea...

Resource Type:

Dissertation

Full Text:

of Doctor of Philosophy in Botany and Plant Pathology presented on October 4, 1990. Title: Biology
Nitrogen fixation and cycling in a mixture of young red alder and Douglas-fir

Creator:

Tang, James Y.

Resource Type:

Masters Thesis

Full Text:

reference plant selection. The total N derived from N2 fixation (TNDF) was estimated to be about 22 kg N ha
Sulfur oxidation and rhodanese activity in soils

Creator:

Deng, Shiping

Resource Type:

Masters Thesis

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contributions of S for plant growth. Other factors that have contributed to the need for S are higher yield
Preliminary investigation of microbial indicators in the assessment of Oregon streams

Creator:

Campbell, Heidi M. K.

Abstract:

The Environmental Monitoring and Assessment Program (EMAP) site selection protocol was used to generate a random sample of streams throughout the state of Oregon. One hundred and forty-six selected streams were sampled during the summer, low-flow period of 1997. Traditional microbial public health indicators, including heterotrophic plate counts (HPC), total...

Resource Type:

Masters Thesis

Full Text:

decaying plant material and soils (Rivera et al., 1988), however, concentrations of FCs are generally