Epidemiology of Two Cantaloup Virus Diseases

by Nelson, Merritt R.
Published 1967

Cantaloup Virus Diseases In Yuma County

by Nelson, Merritt R.
Published 1962

Cucurbit Virus Investigations

by Nelson, Merritt R.
Published 1965

Pepper Mosaic in Southeast Arizona

by Nelson, Merritt R., Wheeler, Raymond E.
Published 1972

A Pilot Project to Evaluate the Use of Geographic Information Systems (GIS) to Analyze Regional Data on Pests and Diseases of Vegetables

by Nelson, Merritt R., Orum, Thomas V.
Published 1992

Rapid Diagnosis of Beet Yellows Virus Disease

by Nelson, Merritt R., Wheeler, Raymond E.
Published 1977

Alfalfa Cirus Diseases

by Nelson, Merritt R., Wheeler, Raymond E.
Published 1983

Establishing a Plant Virus Research Program in N.E. Brazil

by Nelson, Merritt R., Lima, J. Albersio A.
Published 1974

Some Diseases of Cacti in Arizona

by Alcorn, Stanley M., Gilbertson, Robert L., Nelson, Merritt R.
Published 1975

Use of Stylet Oil to Slow the Spread of Lettuce Infectious Yellows Virus

by Nelson, Merritt R., Matejka, Joseph C., Brown, Judith K.
Published 1989

Detection of Lettuce Infectious Yellow Virus (LIYV) in Greenhouse and Field Inoculated Plots Using an Indirect Enzyme-linked Immunosorbent Assay (Indirect ELISA)

by Brown, Judith K., Poulos, Bonnie T., Costa, Heather S., Nelson, Merritt R.
Published 1989

Assessment of Virus Disease Incidence and Whitefly Population in an Isolated Agroecosystem in Central Arizona

by Brown, Judith K., Easley, Jack R., Poulos, Bonnie T., Nelson, Merritt R.
Published 1989

ETIOLOGY, PATHOLOGY AND CHARACTERIZATION OF VIRUSES FROM BEANS GROWING IN THE SONORA DESERT OF MEXICO (COWPEA, CHLOROTIC MOTTLE).

by Jimenez Garcia, Emilio
Published 1985