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Filtering by: Creator Wheat, Rachel E. Remove constraint Creator: Wheat, Rachel E. Committee Member Boersma, Larry Remove constraint Committee Member: Boersma, Larry Degree Field Crop Science Remove constraint Degree Field: Crop Science

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Agronomic potential and physiological performance of synthetic hexaploid wheat-derived populations

Creator:

del Blanco, Isabel Alicia

Resource Type:

Dissertation
Effect of organic residue and nitrogen levels on growth of spring wheat and ryegrass

Creator:

Panchaban, Santibhab

Abstract:

The vast area of sandy soils in Thailand which are low in fertility and can hardly hold water, prompted this investigation. A greenhouse study was conducted from December 1978 to April 1980 to find out the effect of straw on nitrogen availability that could affect dry matter yield and nitrogen...

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Dissertation

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of spring wheat and ryegrass AN ABSTRACT OF THE THESIS OF Santibhab Panchaban for the degree of
Expression and inheritance of tolerance to waterlogging stresses in wheat (Triticum aestivum L.)

Creator:

Boru, Getachew

Resource Type:

Dissertation

Full Text:

Tolerance to Waterlogging Stress in Wheat (Triticum aestivum L.) Abstract approved To obtain genetic
Factors influencing barnyardgrass (Echinochloa crus-galli) control with diclofop

Creator:

West, Lynn Douglas

Abstract:

Diclofop (2- [4 -(2, 4-dichlorophenoxy)phenoxy] propanoic acid), formulated as the methyl ester, selectively kills barnyardgrass [Echinochloa crus -galli (L.) Beauv.] in several crops when applied postemergence. Studies were conducted to determine the effect of soil moisture, barnyardgrass age, and site of exposure on control of barnyardgrass with diclofop. Soil moisture...

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Dissertation

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the foliage at 1.1 kg/ha in the three-leaf stage, and (e) a control. The treatments were replicated
Apoplastic distribution of atrazine and glyphosate in intact sunflower leaves

Creator:

Jachetta, John Joseph

Abstract:

Apoplastic distribution patterns of atrazine [2-chloro-4-(ethylamino)- 6-(isopropylamino)-s-triazine], glyphosate [N-(phosphonomethyl)- glycine], the naturally occurring apoplastic leaf solutes, and the apoplastic dye PTS (trisodium 3-hydroxy-5,8,10-pyrenetrisulfonate) were compared. Aliquots of sap were expressed from intact sunflower leaves in a pressure chamber over intervals of 0.2 to 0.4 bars. Three distinct fractions were detected...

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Dissertation

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. (44), modeling water movement out of wheat leaves under pressure, showed that the larger vascular
Physiological and yield responses of meadowfoam to water stress and nitrogen fertilization

Creator:

Pearson, Calvin H.

Resource Type:

Dissertation

Full Text:

CONTROL o - -o E I 0 0CI I LSD 5% I I I 11 ° R2= 0.77 A...... 2_R -0.69 = 0.61 I I I \\ a R2= 0.65
Yield and physiological responses of field-grown soybeans to elevated night temperatures

Creator:

Seddigh, Majid

Resource Type:

Dissertation

Full Text:

Agriculture of the.Willamette Valley of Oregon is based heavily on wheat and grass seed production. The area

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Academic Affiliation

Crop Science5
Crop and Soil Science2

Advisor

Appleby, Arnold P.2
Jolliff, Gary D.2
Dawson, J. H.1
Goetze, Norman R.1
Kronstad, Warren E.1
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Commencement Year

Commencement Year range begin – Commencement Year range end

Current results range from 1979 to 1999

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Committee Member

Boersma, Larry[remove]7
Breen, Pat1
Calvin, Lyle D.1
Chilcote, David1
Chilcote, David O.1
more Committee Members »

Creator

Boru, Getachew1
del Blanco, Isabel Alicia1
Jachetta, John Joseph1
Panchaban, Santibhab1
Pearson, Calvin H.1
more Creators »

Date

Date range begin – Date range end

Current results range from 1978 to 1999

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Decade

1990-19992
1980-19894
1970-19791

Degree Field

Crop Science[remove]7

Degree Level

Doctoral7

Degree Name

Doctor of Philosophy (Ph.D.)7

Language

English [eng]7

Non-Academic Affiliation

Oregon State University. Graduate School7

Peer Reviewed

No7

Resource Type

Dissertation7

Rights Statement

Copyright Not Evaluated7

Subject

Biological transport1
Durum wheat -- Breeding1
Durum wheat -- Genetic engineering1
Durum wheat -- Yields1
Methyl esters1
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