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Filtering by: Creator Barnett, Arthur Rex Degree Field Botany Degree Name Doctor of Philosophy (Ph.D.)

Races of bean rust, Uromyces phaseoli (Pers.) wint. var. phaseoli, in the Willamette Valley

Creator:

Hikida, Hideaki Robert

Resource Type:

Dissertation

Full Text:

, Puccinia phaseoli, and in 1880 !ínter transferred it to the genus LJrouyces. In 1934 Arthur (2, p. 296
The influence of sulfur and carbohydrate nutrition of Fusarium oxysporum f. sp. lycopersici on resistance to methylisothiocyanate

Creator:

Cobb, William Thompson

Resource Type:

Dissertation
Factors affecting the identification of races of Uromyces phaseoli (Pers.) Wint. var. phaseoli

Creator:

Davison, Arlen Durant

Resource Type:

Dissertation

Full Text:

. phaseoli is Phaseolus vulgaris L. Arthur (3, p. 296) reported that rust also occurs on P. lunatus L., P
Some characteristics contributing to the establishment of rabbitbrush, Chrysothamnus spp.

Creator:

McKell, C. M.

Resource Type:

Dissertation
Dry coniferous forests in the Western Oregon Cascades

Creator:

Means, Joseph E.

Abstract:

Pseudotsuga menziesii dominates the forests of the Pacific Northwest. But though it is dominat, Tsuaa heteroohylla or Abies amabilis is usually climax. Many researchers have studied Pseudotsuga on the widespread mesic sites where it is seral, but few have examined the relatively rare ecosystems in which Pseudotsuga or its associate...

Resource Type:

Dissertation

Full Text:

decreasing latitude. In both 2/ Personal communication with Arthur W. McKee, Site Director, H.J. Andrews