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Filtering by: Subject Muskmelon -- Diseases and pests Academic Affiliation Entomology Committee Member Fisher, Glenn

Differential transmission of strawberry mottle virus by Chaetosiphon thomas Hille Ris Lambers and Chaetosiphon fragaefolii (Cockerell)

Creator:

Eulensen, Gustav Egon

Abstract:

The transmission of strawberry mottle virus (SMV) to Fragaria vesca L. by Chaetosiphon thomasi and C. fragaefolii was studied to determine differences between the two species. Acquisition, inoculation, and retention phases of transmission were described. In all phases, C. fragaefolii was found to be the more efficient vector. Mean transmission...

Resource Type:

Masters Thesis

Full Text:

. Plant Disease Reporter, 52: 64-67. Frazier, N. W. and A. F. Posnette. 1958. Relationships of the straw
Biology, distribution and economic threshold of the strawberry root weevil, Otiorhynchus ovatus (L.), in peppermint

Creator:

Cacka, Joseph Francis

Resource Type:

Masters Thesis

Full Text:

starving weevils to avoid a concentration of the pest (Downes 1927, Mote and Wilcox 1927, Lovett 1913
Sampling methods and injury thresholds for western spotted cucumber beetle in snap beans

Creator:

Weinzierl, Richard Alan

Resource Type:

Dissertation

Full Text:

production, pest biology, or sampling and pest management in general. The review presented here provides
Biology and management of the obliquebanded leafroller, Choristoneura rosaceana (Harris) (Lepidoptera: Tortricidae), in sweet cherry

Creator:

Omeg, Michael Kent

Abstract:

The seasonal biology of the obliquebanded leafroller, Choristoneura rosaceana (Harris), was studied to improve its management in Mid-Columbia area sweet cherry orchards. Overwintering OBLR larvae began to emerge from hibernacula at bud stage 2 (side green). Most overwintering larvae emerged from hibernacula within three weeks of first bud swell and...

Resource Type:

Masters Thesis

Full Text:

the United States and southern Canada (Chapman and Lienk 1971). OBLR is a pest in many cropping