Browsing Electronic Theses and Dissertations by Author "Jackson, Thomas L."

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Apple mycorrhizae and their effects on growth and nutrient concentration in apple seedlings grown in two soils with varied levels of P

Geddeda, Yosef Ibrahim (1982-06-07)

A study was conducted to characterize the vesicular-arbuscular (VA) fungi of apples grown in Oregon. Using roots and soil from apple orchards as inoculae, six different fungal species were found in pot cultures: Gigas ...