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Table 1.

Damage to flowering shrubs by phytopathogenic objects.

Type of plant Disease The degree of damage to the bushes, points
Berberis thunbergii DC. Mildew (Microsphaera berberidis Lev.) 3,3
Stem rust (Puccinia graminis Pers.) 0,6
Phyllosticta leaf spot (Phyllosticta berberidis Sacc. et Roum.) 0,9
Brown spot (Monochaetia berberidicola Pers)
leaf spot (Ascochyta berberidina Sacc., Septoria berberidis Niessl) 0,9
Phyllosticta leaf blight (Phyllosticta berberidicola Speg.) 0,1
Fumago leaf (Fumago vagans Pers) 0,3
0,1
Crataegus sanguinea Pall. Mildew (Podosphaera clandestina var. clandestina) 1,5
Hawthorn rust (Gymnosporangium confusum Plowr.) 0,9
Phyllosticta leaf spot (Phyllosticta monogyna Allesch.) 1,1
Hydrangea macrophylla (Thunb.) Ser. Sclerotinia disease (Sclerotinia sclerotiorum (Lib) de Bary) 0,6
Powdery mildew (Erysiphales spp) 1,2
Rust (Puccinia spp) 0,9
Septoria spot (Septoria spp) 0,3
Botrytis (Botrytis cinerea Fr.) 0,3
Chlorosis (дисбалансэлементовпитания) 2,1
Lonicera caprifolium L. Ramularia leaf spot (Ramularia betae Rostr.) 1,4
Cercospora (Cercospora beticola Sacc.) 0,9
Mildew (Microsphaera onicerae Lev. var.) 1,6
Mottle disease (Caprifolium mottle virus) 0,3
Mahonia aquifolium aquifolium (Pursh) Nutt. Mildew (Sphaerotheca pannosa Lev. var.) 0,9
Rust (Puccinia graminis Pers.) 0,2
Philadelphus coronarius L. Phyllosticta leaf blight (Phyllosticta vulgaris Ph. lonicerae), Phyllactinia guttata (Wallr.), Phyllosticta coronate) 2,2
Ascochyta-leaf spot (Ascochyta philadelphi) 1,1
Septoria spot (Septoria philadelphi Ell. et Ev.) 1,3
Potentilla fruticosa L. Rust (Puccinia spp) 0,6
Prunus dulcis Botritis disease (Botrytis cinerea Fr.), 1,1
(Pursh) Nutt. Cercospora leaf spot 0,2
Spiraea bumalda Mildew (Erysiphe syringae Schwein) Septoria spot 1,4
Burv. (Septoria syringae Berk.) 0,4
Syringa vulgaris L. Mildew (Erysiphe syringae Schwein) 1,2/2,6/2,1
Syringa josikaea L. Septoria spot (Septoria syringae Berk.) 0,9/1,1/1,1
Syringa velutina L. Phyllosticta leaf blight (Phyllosticta syringae Sacc. et Roum.) 0,2/0,2/0
Ascochyta-leaf spot (Ascochyta syringae) 0/0,3/0
Ring spot (Lilac ringspot virus) 0,4/0/0
Vascular disease (Verticillium albo-atrum) 0,8/0,8/0,4
Hexenbesen 0,3/0,2/0
Weigela florida DC. Rust (Puccinia spp) 1,1
Botrytis (Botrytis cinerea Fr.) 2,0

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