The location of prune dwarf virus (PDV) and Prunus
necrotic ringspot virus (PNRSV) in pollen and seed
from infected and healthy sweet cherry trees pollinated
with infected pollen was investigated. Virus-like
particles were observed in the cytoplasm of pollen
grains from PDV-infected cherry trees using transmission
electron microscopy. No particles...
Revised July 1983. Reprinted January 2000. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
The effect of pressure trunk injections of K₂HPO₄, and K₂SO₄.
solutions on the mineral content, growth, yield and fruit quality of
sweet cherry and mineral content of prune were investigated. A
complimentary study presented in Appendix 1, was conducted to
evaluate the short term effectiveness of K soil amendments, mulching...
Oregon's Willamette Valley sweet cherry growers have
developed a market for large, high quality, stem-on brining cherries.
The maturity indices pull force (PF), percent soluble solids (SS),
and weight (Wt) were chosen as being the most probable indicators of
maturity.
The rate of change of PF during the harvest period...