Browsing Washington State University Extension by Author "Byther, Ralph S."
Now showing items 1-20 of 97
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Apple anthracnose (bull's eye rot)
Davidson, Roy M., 1939-; Byther, Ralph S. (Pullman, Washington : Washington State University. Extension., 1992-01) -
Armillaria (Shoestring) Root Rot
Davidson, Roy M., 1939-; Byther, Ralph S. (Pullman, Washington : Washington State University. Extension., 1994-05)Shoestring rot is caused by a group of fungi known as Armillaria. Symptoms include stunting, yellowing or browning of leaves or needles, white growth on lower trunk and roots, and string-like strands in the soil surrounding ... -
Armillaria (shoestring) root rot
Davidson, Roy M., 1939-; Byther, Ralph S. (1979-06) -
Brown Rot of Stone Fruits
Byther, Ralph S. (Pullman, Washington : Washington State University. Extension., 1996-10)This disease can destroy blossoms, fruit, and stems of peaches, plums, cherries, and apricots. It is caused by the fungi Monilinia fruiticola and M. laxa. Symptoms include brown rot cankers and mummified fruit. Control ... -
Club Root of Cabbage and Other Crucifers
Davidson, Roy M., 1939-; Byther, Ralph S. (Pullman, Washington : Washington State University. Extension., 1990-11)Crucifer plants [cabbage, cauliflower, Brussels sprouts, broccoli, kohlrabi, kale, collard, Chinese cabbage, mustard and some turnips, rutabagas, and radishes] are susceptible to the fungus Plasmodiophora brassicae. Authors ... -
Commercially grown blueberries insects, disease, and weed control guide for Washington state
Antonelli, Arthur L.; Byther, Ralph S.; Doughty, Charles C., 1915-1999; Scheer, William P. A.; Shanks, Carl H. (1980-04) -
Commercially grown blueberries: insect, disease, and weed control guide for Washington state
Antonelli, Arthur L.; Byther, Ralph S.; Doughty, Charles C., 1915-1999; Scheer, William P. A.; Shanks, Carl H. (Pullman, Washington : Washington State University. Extension., 1981-05) -
Commercially grown raspberries insect, disease, and weed control guide for Washington state
Shanks, Carl H.; Crandall, Perry C.; Byther, Ralph S.; Antonelli, Arthur L.; Peabody, Dwight V.; Scheer, William P. A. (Pullman, Washington : Washington State University. Extension., 1980-04) -
Commercially grown raspberries insect, disease, and weed control guide for Washington state
Shanks, Carl H.; Crandall, Perry C.; Byther, Ralph S.; Antonelli, Arthur L.; Peabody, Dwight V.; Scheer, William P. A. (Pullman, Washington : Washington State University. Extension., 1978-03) -
Commercially grown raspberries insect, disease, and weed control guide for Washington state
Shanks, Carl H.; Crandall, Perry C.; Byther, Ralph S.; Antonelli, Arthur L.; Peabody, Dwight V.; Scheer, William P. A. (Pullman, Washington : Washington State University. Extension., 1977-03) -
Commercially grown raspberries: insect, disease, and weed control guide for Washington state
Shanks, Carl H.; Crandall, Perry C.; Byther, Ralph S.; Antonelli, Arthur L.; Peabody, Dwight V.; Scheer, William P. A. (Pullman, Washington : Washington State University. Extension., 1981-05) -
Commercially grown strawberries : insect, disease, and weed control guide for Washington state
Shanks, Carl H.; Crandall, Perry C.; Byther, Ralph S.; Antonelli, Arthur L.; Peabody, Dwight V.; Scheer, William P. A. (Pullman, Washington : Washington State University. Extension., 1978-03) -
Commercially grown strawberries : insect, disease, and weed control guide for Washington state
Shanks, Carl H.; Crandall, Perry C.; Byther, Ralph S.; Antonelli, Arthur L.; Peabody, Dwight V.; Scheer, William P. A. (Pullman, Washington : Washington State University. Extension., 1980-04) -
Commercially grown strawberries: insect, disease, and weed control guide for Washington state
Shanks, Carl H.; Crandall, Perry C.; Byther, Ralph S.; Antonelli, Arthur L.; Peabody, Dwight V.; Scheer, William P. A. (Pullman, Washington : Washington State University. Extension., 1982-04) -
Commerically grown bluberries: insect, disease, and weed control guide for Washington state
Antonelli, Arthur L.; Byther, Ralph S.; Doughty, Charles C., 1915-1999; Scheer, William P. A.; Shanks, Carl H. (Pullman, Washington : Washington State University. Extension., 1982-04) -
Common Causes of Plant Damage and Suggestion for Plant Care
Davidson, Roy M., 1939-; Byther, Ralph S. (Pullman, Washington : Washington State University. Extension., 1994-07)Parasitic diseases caused by fungi, bacteria, viruses, or nematodes are responsible for only about one-third of all plant problems. The rest are caused by such factors as climate, planting location or procedures, and ... -
Common causes of plant damage and suggestions for plant care
Davidson, Roy M., 1939-; Byther, Ralph S. (Pullman, Washington : Washington State University. Extension., 1978-01) -
Construction damage to trees on homesites
Davidson, Roy M., 1939-; Byther, Ralph S. (1980-03) -
Controlling Late Blight in Commercial Potato Fields
Inglis, Debbie, 1953-; Johnson, Dennis A. (Dennis Allen); Byther, Ralph S. (Pullman, Washington : Washington State University. Extension., 1996-04)Explains how Phytophthora infestans, a fungus, infects potato plants, reducing yields and ruining harvests. Discusses sanitation and cultural practices, host tolerance, fungicide resistance, and disease forecasts. 8 pages. -
Disease and insect spray program for home gardens: Deciduous, trees, shrubs, perennial flowers
Byther, Ralph S.; Antonelli, Arthur L. (Pullman, Washington : Washington State University. Extension., 1978-04)