Microphotograph of powdery mildew caused by ascomycete fungi of the genus Sphaerotheca, at x90 magnification.
Mechanical spreader sprays a phytosanitary treatment on the wine grapes in prevention against mildew or oidium, the main wine grapes diseases, on...
Mechanical spreader sprays a phytosanitary treatment on the wine grapes in prevention against mildew or oidium, the main wine grapes diseases, on...
Mechanical spreader sprays a phytosanitary treatment on the wine grapes in prevention against mildew or oidium, the main wine grapes diseases, on...
Mechanical spreader sprays a phytosanitary treatment on the wine grapes in prevention against mildew or oidium, the main wine grapes diseases, on...
Mechanical spreader sprays a phytosanitary treatment on the wine grapes in prevention against mildew or oidium, the main wine grapes diseases, on...
Mechanical spreader sprays a phytosanitary treatment on the wine grapes in prevention against mildew or oidium, the main wine grapes diseases, on...
Mechanical spreader sprays a phytosanitary treatment on the wine grapes in prevention against mildew or oidium, the main wine grapes diseases, on...
Mechanical spreader sprays a phytosanitary treatment on the wine grapes in prevention against mildew or oidium, the main wine grapes diseases, on...
Mechanical spreader sprays a phytosanitary treatment on the wine grapes in prevention against mildew or oidium, the main wine grapes diseases, on...
Mechanical spreader sprays a phytosanitary treatment on the wine grapes in prevention against mildew or oidium, the main wine grapes diseases, on...
Mechanical spreader sprays a phytosanitary treatment on the wine grapes in prevention against mildew or oidium, the main wine grapes diseases, on...
Mechanical spreader sprays a phytosanitary treatment on the wine grapes in prevention against mildew or oidium, the main wine grapes diseases, on...
Mechanical spreader sprays a phytosanitary treatment on the wine grapes in prevention against mildew or oidium, the main wine grapes diseases, on...
Mechanical spreader sprays a phytosanitary treatment on the wine grapes in prevention against mildew or oidium, the main wine grapes diseases, on...
Mechanical spreader sprays a phytosanitary treatment on the wine grapes in prevention against mildew or oidium, the main wine grapes diseases, on...
Mechanical spreader sprays a phytosanitary treatment on the wine grapes in prevention against mildew or oidium, the main wine grapes diseases, on...
Mechanical spreader sprays a phytosanitary treatment on the wine grapes in prevention against mildew or oidium, the main wine grapes diseases, on...
Mechanical spreader sprays a phytosanitary treatment on the wine grapes in prevention against mildew or oidium, the main wine grapes diseases, on...
Worker drives a vineyard fumigation tractor to spread an initial phytosanitary treatment against mildew and powdery mildew, two of the main diseases...
Worker drives a vineyard fumigation tractor to spread an initial phytosanitary treatment against mildew and powdery mildew, two of the main diseases...
Worker drives a vineyard fumigation tractor to spread an initial phytosanitary treatment against mildew and powdery mildew, two of the main diseases...
Worker drives a vineyard fumigation tractor to spread an initial phytosanitary treatment against mildew and powdery mildew, two of the main diseases...
The Jean Raisin disease: Bordeaux, Burgundy and Champagne at the bedside of a bunch of grapes suffering from a powdery mildew infection, illustration...
Fungicidal treatment in a field of Colza when the first petals start to fall off. Fungicidal and insecticide treatment against sclerotinia, powdery...
Fungicidal treatment in a field of Colza when the first petals start to fall off. Fungicidal and insecticide treatment against sclerotinia, powdery...
Fungicidal treatment in a field of Colza when the first petals start to fall off. Fungicidal and insecticide treatment against sclerotinia, powdery...
Ivan Crowther looks at Powdery Mildew growing on the stem of a rose in the Parnell Rose Gardens, Thursday.
old engraved illustration of plant diseases - grapevine powdery mildew disease (oidium tuckeri berk.) - 白粉病菌孢子 個照片及圖片檔
