Index Catalog // ScholarsArchive@OSU

The control of colonial bentgrass in Kentucky bluegrass turf

Creator:: McLoughlin, John Walter
Abstract:: Herbicides were tested for the selective control of bentgrass in Kentucky bluegrass turf under three levels of competition. Best control in zero competition was obtained with a winter treatment of bromacil at two pounds per acre. Under circumferential and direct competition, best control was obtained with a summer and fall...
Resource Type:: Masters Thesis
Full Text:: helpful suggestions concerning this study. Appreciation is also expressed to Dr. Arnold P. Appleby and

Activated carbon for improving diuron selectivity in beans

Creator:: Romero M., Carlos Eduardo
Abstract:: Activated carbon is effective in protecting beans from herbicide injury. In a field study, diuron [3-(3, 4- dichlorophenyl)- 1- 1- dimethyl urea], linuron [3- ( 3, 4- dichloropheny1)- 1- methoxy- 1- naethylurea], fluometuron [1, 1-dimethyl- 3-(α , α, α -trifluoro- m-toly1) urea], and metobromuron [3, (2- bromophenyI)- 1- 1- rnethoxy-...
Resource Type:: Masters Thesis
Full Text:: throughout the period of my master's program; to Dr. Arnold P. Appleby for his critical review and

Effect of broadleaf weeds on winter wheat yields

Creator:: Gingrich, Gale Allen
Resource Type:: Masters Thesis
Full Text:: members of my committee, Drs. Arnold P. Appleby, Ralph E. Berry and E. Hugh Gardner for their help and

Response of Marah oreganus to herbicides

Creator:: Flores, Maurilio
Abstract:: Marah oreganus, a perennial, belongs to the Cucurbitaceae family and it is commonly known as wild cucumber. In the past, this plant grew along fence rows, but now wild cucumber has become a weed problem in perennial grass seed fields of western Oregon. Several research studies were conducted to examine...
Resource Type:: Masters Thesis
Full Text:: studies, and to Dr. Arnold P. Appleby who accepted me as a graduate student and served on my graduate

Biology, distribution and economic threshold of the strawberry root weevil, Otiorhynchus ovatus (L.), in peppermint

Creator:: Cacka, Joseph Francis
Resource Type:: Masters Thesis
Full Text:: , Dr. Arnold Appleby and Dr. Ken Rowe, who provided assistance in the implementation and evaluation

Effects of tillage on emergence of mint root borer, Fumibotys fumalis Guenée, and on other agronomic factors in peppermint, Mentha piperita L.

Creator:: Talkington, Michael Lee
Abstract:: Studies were conducted in the Willamette Valley of western Oregon to evaluate the effects of plowing (7.5-15 cm deep) and disking (5-10 cm deep) in peppermint, Mentha piperita L., on the following factors: 1) emergence of adult "mint root borer", Fumibotys fumalis Guenée; 2) suppression of common groundsel, Senecio vulgaris...
Resource Type:: Masters Thesis
Full Text:: always be remembered. I would like to thank my other committee members, Dr. Arnold Appleby, Dr. Glenn

Development of oven and Karl Fischer techniques for moisture testing of grass seeds

Creator:: Benjamin, Ethan
Abstract:: Seed moisture is a primary factor influencing seed quality during harvesting, storage, and marketing of grass seed. However, the Association of Official Seed Analysts' Rules for Testing Seeds do not contain methods for moisture testing. The oven methods in use by seed testing laboratories in the U.S. are diverse and...
Resource Type:: Masters Thesis
Full Text:: during the past two years. I am grateful to Dr. Arnold P. Appleby, Dr. Thomas C. Moore and Mr. Thomas W

Effects of early season immigration on acaricide resistance of Tetranychus urticae Koch on strawberry in the California Pajaro and Salinas valleys

Creator:: Miller, Richard W. (Richard William), 1958-
Abstract:: In the Pajaro Valley near Watsonville, California, twospotted spider mite (Tetranychus urticae Koch) populations were surveyed in 1983 and '84 to detect the influence of immigrants from nursery plants or surrounding vegetation on subsequent resistance development to cyhexatin and formetanate in strawberry fields. Susceptible mites (cyhexatin LC50 = 0.0039 %...
Resource Type:: Masters Thesis
Full Text:: , Peter Westigard, Richard Converse and Arnold Appleby for their valuable advice and criticisms

Cuphea wrightii tolerance to selected herbicides

Creator:: Cherif, Raouf
Resource Type:: Masters Thesis
Full Text:: committee members Drs. Arnold P Appleby, Ray D William, and Thomas E Bedell for their time and suggestions

Persistence and accumulation of clopyralid (3,6-dichloropicolinic acid) in soil

Creator:: Tanphiphat, Karin
Abstract:: Field studies were started at Hyslop Farm, Corvallis, Oregon in 1984 to determine the soil persistence of the herbicide clopyralid (3,6-dichloropicolinic acid) under cropping situations. The herbicide was sprayed on bare soil at the proposed use rate of 0.14 kg/ha in the spring and on the same plots at a...
Resource Type:: Masters Thesis
Full Text:: members of my committee, Dr. Arnold Appleby, Dr. Kenton Chambers, and Dr. Garvin Crabtree for their time

ScholarsArchive@OSU

The control of colonial bentgrass in Kentucky bluegrass turf

Activated carbon for improving diuron selectivity in beans

Effect of broadleaf weeds on winter wheat yields

Response of Marah oreganus to herbicides

Biology, distribution and economic threshold of the strawberry root weevil, Otiorhynchus ovatus (L.), in peppermint

Effects of tillage on emergence of mint root borer, Fumibotys fumalis Guenée, and on other agronomic factors in peppermint, Mentha piperita L.

Development of oven and Karl Fischer techniques for moisture testing of grass seeds

Effects of early season immigration on acaricide resistance of Tetranychus urticae Koch on strawberry in the California Pajaro and Salinas valleys

Cuphea wrightii tolerance to selected herbicides

Persistence and accumulation of clopyralid (3,6-dichloropicolinic acid) in soil

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