Hildebrandt Library Collections
PSU Dept. of Plant Pathology Theses by Author P - R

A-C | D-F | G-I | J-L | M-O | P - Q - R | S-U | V-Z

P

Paine, Robert L. (1969). Spore germination in relation to host specificity of wood-rotting hymenomycetes. Master's thesis.

Palazzolo, Nicole Anne. (1981). Ozone-induced changes in protein composition in noninjured and injured alfalfa foliage. Master's thesis.

Palmer, Charles Mervin. (1925). Actinomycetes and potato scab. Master's thesis.

Parish, Priscilla Jeanne. (1982). Assessment of secondary infections of apple powdery mildew in experimental plots. Master's thesis.

Patil, Pandurang Laxman. (1971). The interaction of a fungus and a virus infection on root and stem rot of white lupine (Lupinus albus L.). Master's thesis.

Pawloski, Judith Ann. (1982). The effects of intermittent nitrogen dioxide exposures on nitrogen and glycoalkaloid status and yield of potato. Master's thesis.

Pawuk, William H. (1967). Factors influencing spore germination and colonization of sugar maple by "Fusarium solani". Master's thesis.

Pecchia, John A. (2000). The influence of formulations and temperature regimes on mushroom composting odor generation and mushroom yield. Doctoral thesis.

Peiffer, Michelle L. (1994). The role of aphid salivary gland basal lamina in barley yellow dwarf virus vector specificity. Master's thesis.

Pellissier, Marc Paul. (1971). Effect of foliar and root treatments of benomyl in reducing ozone injury to pinto bean and cucumber. Master's thesis.

Pennypacker, Barbara White. (1991). Verticillium wilt of alfalfa: water relations, carbon assimilation, and growth of resistant alfalfa (Medicago sativa L.) infected with Verticillium albo-atrum RKe. et Berth., and the influence of drought on the host-pathogen interaction. Doctoral thesis.

Peplinski, John David. (1972). Non-survival of Ceratocystis Fagacearum (Bretz) Hunt in the Frass of oak bark beetles and Ambrosia beetles. Master's thesis.

Perez, Julian Manuel. (1988). Overwintering in Pennsylvania and the direct penetration of tomato leaves by Pseudomonas syringae pv. tomato. Master's thesis.

Petrides, George A. (1958). A Field guide to trees and shrubs : field marks of all trees, shrubs, and woody vines that grow wild in the Northeastern and North-Central United States and in southeastern and south-central Canada. Cambridge, MA: Houghton Mifflin.
Call number: QK482.P43 1958.

Porter, Richard Milner. (1978). Effect of differential accumulation of phosphorus in corn (Zea mays L.) on stalk rot parameters. Master's thesis.

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Q

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R

Raid, Richard N. (1984). Weeds as hosts and potential inoculum sources for Colletotrichum coccodes. Master's thesis.

Raid, Richard N. (1986). The effects of Puccinia polysora on growth and yield of corn. Doctoral thesis.

Ramon, Maria Paola. (2003). Effects of fertilizer, pH and biological control on Pythium root rot. Master's thesis.

Rauyaree, Payungsak. (2003). Molecular basis of pathogenicity by soilborne fungal plant pathogen, Verticillium dahliae. Doctoral thesis.

Reese, Elwyn Thomas. (1946). Aerobic decomposition of cellulose by micro-organisms at temperatures above 40 degrees Celsius. Doctoral thesis.

Reese, Elwyn Thomas. (1938). The powdery mildews of northeastern Pennsylvania. Master's thesis.

Reines, Mervin Harold. (1951). Some anatomical responses produced in corn by applications of 2,4-D. Master's thesis.

Renderos, Willy Eduardo. (1988). The ability of three strains of Bacillus polymyxa and two Bacillus sp. to affect Pythium and Rhizoctonia damping-off and to promote growth of alfalfa (Medicago sativa L.) seedlings. Master's thesis.

Rennard, Jacob Arthur. (1940). Reaction of some wood-decaying fungi on tannic acid medium. Master's thesis.

Rex, Edgar George. (1925). Cabbage Black-leg caused by Phoma. Master's.

Rhoads, Arthur Stevens. (1915). The black zones formed by some wood-destroying fungi. Master's thesis.

Rist, DeVerne Leslie. (1977). The influence of exposure temperature and humidity on the response of pinto beans to SO2, in relation to stomatal conductance and SO2 uptake. Master's thesis.

Ritter, Jeanette Gladys. (1930). Origin and development of tissues formed in the healing of wounds made by ringing woody stems. Master's thesis.

Robertson, Janet Schoonmaker. (1979). The effects of late blight, green peach aphid, and redroot pigweed on yield loss of potato. Master's thesis.

Rodriguez, Rocio del Pilar. (1988). Role of Phoma medicaginis malbr. & roum. var. medicaginis in the etiology of root and crown rot of alfalfa. Doctoral thesis.

Rouse, Douglas Irving. (1979). Components of horizontal resistance to powdery mildew of wheat as related to disease progress and parasitic fitness. Doctoral thesis.

Royer, Matthew Henry. (1979). The effect of host resistance on relative parasitic fitness. Master's thesis.

Royer, Matthew Henry. (1982). An evaluation of the independence of Erysiphe graminis f. sp. tritici virulence genes in natural populations and phenotypic specificity to certain defeated powdery mildew resistance genes. Doctoral thesis.

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