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Management factors affecting establishment of birdsfoot trefoil (Lotus corniculatus L.)

Creator:

Azocar C., Patricio

Abstract:

A field experiment under irrigation was conducted at the Hyslop Agronomy Farm, near Corvallis, Oregon, during the 1967 growing season to evaluate the effect of barley row spacing, nitrogen rate and placement, and weed competition in the year of seeding upon birdsfoot trefoil (Lotus corniculatus L.) seedling establishment. The effect...

Resource Type:

Masters Thesis
The influence of variety, plant population and planting date on corn silage production

Creator:

Samphantharak, Krisda

Abstract:

The influence of variety, plant population, and planting date on corn silage production was studied at Hyslop Agronomy Farm, Corvallis, Oregon. The corn plants were grown under irrigation with 300 pounds per acre of 16-20-0 (N-P₂0₅-K₂0) and 240 pounds of urea, providing a total nitrogen application of 158 pounds per...

Resource Type:

Masters Thesis
Influence of grazing and nitrogen fertilization on winter growth, seed and straw production of Lolium multiflorum Lam

Creator:

Herron, Gordon Richard

Abstract:

The influence of grazing closing dates and form and amount of nitrogen fertilizer on Gulf annual and Oregon annual ryegrass was studied at locations in the Willamette Valley of Oregon. Closing dates were established as mid-April, and May 1 together with ungrazed plots for comparison. Fertility consisted of a single...

Resource Type:

Masters Thesis
Yield and quality of cereals for winter silage production

Creator:

Ben Ali, Mohamed Noureddine

Abstract:

A field study was conducted in 1978 and 1979 at two locations near Corvallis, Oregon, to determine the silage yield and quality of 13 fallsown cereal varieties at two nitrogen fertilizer levels in the context of a corn-winter cemal double cropping production system. Data on the yield, crude protein (CP)...

Resource Type:

Masters Thesis