Boron Stimulates Rooting of Hybrid Clematis

Greenhouse Crops
Rooting of large-flowered hybrid clematis cuttings was the subject of research in the two studies discussed by the Oregon State University affiliated author. The studies tested four rooting treatments on different varieties of clematis with varying results.

Nursery Buying Habits Surveyed

Nursery
The results of a 1958 marketing survey to determine the nursery buying habits of homeowners in the Portland, OR area. The survey included questions about the influence of home value, age, length of residence, and family income on buying habits.

Tree Peonies Rooted From Leaf-Bud Cuttings

Propagation
The study was carried out by the author based on a French method of propagating tree peonies using leaf-bud cuttings. Propagation of tree peonies had previously been done generally by grafting as propagation by cutting was considered very difficult to impossible.

Nursery Crops Lead to Specialty Sales

Nursery Crops
Survey of horticultural crop growers 1955 which included nurseries, florist crops, bulbs, rhizomes, corms, and holly. The author also looked at leading counties in specialty crop production in Oregon.

Virus Spread by Migrating Aphids

Disease
The author discusses gladiolus mild virus and its transmission from gladiolus to clover, alfalfa, beans and other plants by migrating aphids.

Irrigation Practices: Measuring Sprinkler System Application Uniformity

Irrigation
A useful resource for nursery professionals to help guide them through the process of checking their overhead irrigation systems uniformity.

Weed Control In Tall Bearded Iris: A Field Study With Six Herbicides.

Weeds
An overview of a Willamette Valley research field trial conducted with tall bearded irises. The study evaluated six pre-emergent herbicides for phytotoxic effects and for their effectiveness in controlling indigenous weeds.

Protecting Container-grown Nursery Stock With Covers During Severe Winter Conditions

Plant Stress
Discussion of commonly used cold protection aids for growers of nursery stock. Results from research conducted during an extreme winter in Oregon is covered.

Weed Control in Nursery Field Production

Weeds

Information and strategies for field growers on how to reduce weeds in their crops. Topics discussed include, field preparation, sanitation, cultural practices and proper herbicide selection and use.

Common Weeds in Oregon Container Crops

Weeds
Includes identification and management information for eight weeds commonly found in Oregon container nurseries. Color photos and descriptions of weeds throughout their life cycle aid in identification. Presents control strategies for each weed.

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