Yazar

arlen d davison

16 cilt bulundu.

Cilt sonuçları

CiltAlgae, lichens, and mosses on plantsArlen D. Davison

Algae, lichens, and mosses on plants

Arlen D. Davison · Cooperative Extension, Washington State University

Sayfa sayısı yok · 1992

Kategori yok

RhododendronsLeaf scorch of rhododendronArlen D. Davison

Leaf scorch of rhododendron

Arlen D. Davison · Cooperative Extension, College of Agriculture and Home Economics, Washington State University

Sayfa sayısı yok · 1982

Rhododendrons

CiltSooty moldArlen D. Davison

Sooty mold

Arlen D. Davison · Cooperative Extension, Washington State University

Sayfa sayısı yok · 1991

Kategori yok

Plants, OrnamentalMaladies of ornamental plantsArlen D. Davison

Maladies of ornamental plants

Arlen D. Davison · Washington State University Cooperative Extension Service

16 sayfa · 1971

Diseases and pests / Ornamental Plants / Plants, Ornamental

CiltWalnut blightArlen D. Davison

Walnut blight

Arlen D. Davison · Cooperative Extension Service, College of Agriculture, Washington State University

Sayfa sayısı yok · 1973

Kategori yok

CiltAir pollutionArlen D. Davison

Air pollution

Arlen D. Davison · Cooperative Extension Service, College of Agriculture, Washington State University

13 sayfa · 1973

Kategori yok

Diseases and pestsAzalea leaf gallArlen D. Davison

Azalea leaf gall

Arlen D. Davison · Cooperative Extension, College of Agriculture, Washington State University

Sayfa sayısı yok · 1982

Azaleas / Diseases and pests

CiltLeaf spot of madroneArlen D. Davison

Leaf spot of madrone

Arlen D. Davison · Cooperative Extension Service, College of Agriculture, Washington State University

Sayfa sayısı yok · 1973

Kategori yok

CiltLettuce mosaicArlen D. Davison

Lettuce mosaic

Arlen D. Davison · Cooperative Extension Service, College of Agriculture, Washington State University

Sayfa sayısı yok · 1970

Kategori yok

CiltMummy berryArlen D. Davison

Mummy berry

Arlen D. Davison · Cooperative Extension Service, College of Agriculture, Washington State University

Sayfa sayısı yok · 1971

Kategori yok

CiltRose varieties--powdery mildew and rust susceptibilityArlen D. Davison

Rose varieties--powdery mildew and rust susceptibility

Arlen D. Davison · Yayınevi bilinmiyor

Sayfa sayısı yok · 1975

Kategori yok

CiltTwig blight of arborvitaeArlen D. Davison

Twig blight of arborvitae

Arlen D. Davison · Cooperative Extension Service, College of Agriculture, Washington State University

Sayfa sayısı yok · 1973

Kategori yok

Diseases and pestsOphiobolus patch disease of turfArlen D. Davison

Ophiobolus patch disease of turf

Arlen D. Davison · Cooperative Extension Service, College of Agriculture, Washington State University

Sayfa sayısı yok · 1971

Turfgrasses / Gaeumannomyces graminis / Lawns / Diseases and pests

CiltFairy ring and other mushrooms in lawnsArlen D. Davison

Fairy ring and other mushrooms in lawns

Arlen D. Davison · Cooperative Extension Service, College of Agriculture, Washington State University

Sayfa sayısı yok · 1971

Kategori yok

Corticium rolfsiiCorticium red thread of turfgrassArlen D. Davison

Corticium red thread of turfgrass

Arlen D. Davison · Cooperative Extension Service, College of Agriculture, Washington State University

Sayfa sayısı yok · 1971

Turfgrasses / Diseases / Corticium rolfsii

Diseases and pestsFusarium patch of turfArlen D. Davison

Fusarium patch of turf

Arlen D. Davison · Cooperative Extension Service, College of Agriculture, Washington State University

Sayfa sayısı yok · 1971

Turfgrass patch diseases / Turfgrasses / Diseases and pests