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Creator:: Lu, Can
Abstract:: This study compared leaf mold, bark, automobile waste and the combination of half leaf on the top and half bark on the bottom as growing media for young apple nursery stock. Although the chemical and physical analysis of leaf mold was superior to the bark, trees in leaf mold showed...
Resource Type:: Masters Thesis
Full Text:: MEDIUM, FERTILIZER RATES AND TRANSPLANT METHODS ON THE GROWTH OF YOUNG APPLE TREES Abstract

Creator:: Geddeda, Yosef Ibrahim
Abstract:: 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: Gigaspora margarita Becker and Hall, Glomus fasciculatum (Thaxter sensu Gerdemann) Gerd. and Trappe, Glomus mosseae (Nicol. and...
Resource Type:: Dissertation
Full Text:: : APPLE MYCORRHIZAE AND THEIR EFFECTS ON GROWTH AND NUTRIENT CONCENTRATION IN APPLE SEEDLINGS GROWN IN

Creator:: Maul, Jerry Lee
Abstract:: This study was undertaken in a Red Delicious apple orchard in Oregon's Hood River Valley to determine if low leaf P concentrations were contributing to such observed, orchard disorders as poor shoot growth, shoot dieback and. small fruit size at harvest. Subsurface applications of lime and superphosphate had no effect...
Resource Type:: Masters Thesis
Full Text:: This study was undertaken in a Red. Delicious apple orchard in Oregon's Hood River Valley to

Creator:: Ghariani, Karim
Abstract:: Chilling requirements of 43 apple and 38 pear cultivars were estimated over a 2 year period by cutting shoots in the field at weekly intervals and forcing them in a warm greenhouse for 4 weeks. For apples, the mean values ranged from 490 Chill Units (CU) +- 1 for 'Dorsett...
Resource Type:: Masters Thesis
Full Text:: Plant Response to Hydrogen Cyanamide in Apple Cultivars. Abstract approved: Bifa^^—i^^fc- Dr

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