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Erysiphe cichoracearum Stock Photos and Images
RF2WK829E–Cucurbit powdery mildew on zucchini is a fungal disease of zucchini, the culprits of which are fungal pathogens: Erysiphe cichoracearum and Sphaerothe
RM2D6DPEA–Cucurbita pepo. Powdery mildew, fungal disease causing a white dust-like coating on a courgette plant. UK
RF2K5H4TP–Powdery mildew on Garden Phlox leaves close-up. Fungal disease with powdery gray or white spots or coating on plants.
RF2PRDP8J–Garden phlox plants infected by Erysiphe cichoracearum fungus causing powdery mildew coating on the leaf's surface.
RF2RTXJ2E–Fungal plant disease Powdery Mildew on a pattypan squash bush (pattypan, scallop squash, patisson). White plaque on the leaves. Infected plant
RF2KF0F2X–Fungal plant disease Powdery Mildew on a pattypan squash leaf (pattypan, scallop squash, patisson). White plaque on the leaf. Infected plant.
RMBMMRPG–CURCURBIT POWDERY MILDEW (Erysiphe cichoracearum) SHOWING DEVELOPMENT OF MILDEW ON MARROW LEAVES
RME4D324–Squash courgette marrow organic crop flowering Summer crop ripening hidden beneath a mass of protective leaves in field
RMRD7T7J–. The encyclopedia of practical horticulture; a reference system of commercial horticulture, covering the practical and scientific phases of horticulture, with special reference to fruits and vegetables;. Gardening; Fruit-culture; Vegetable gardening. CUCUMBER DISEASES—CUCUMBER PESTS 857 Massachusetts Experiment Station Bulle- tin 55. In thus handling the soil due time must be given for draining and dry- ^^^' A. D. Selby Powdery Mildew Erysiphe cichoracearum DC. Frequent in hothouses, but not trouble- some elsewhere. Selby recommends a dilute copper sulphate solution. Keference Ohio Experiment
RF2WK829K–Cucurbit powdery mildew on zucchini is a fungal disease of zucchini, the culprits of which are fungal pathogens: Erysiphe cichoracearum and Sphaerothe
RME4D2WX–Squash courgette marrow organic crop flowering Summer crop ripening hidden beneath a mass of protective leaves in field
RF2RD8HJH–Cucumber leaves affected by downy mildew close-up. Cucumber disease Peronosporosis or False powdery mildew. Leaf with yellow spots.
RM2D6DP70–Cucurbita pepo. Powdery mildew, fungal disease causing a white dust-like coating on a courgette plant. UK
RMPFY1BT–. The encyclopedia of practical horticulture; a reference system of commercial horticulture, covering the practical and scientific phases of horticulture, with special reference to fruits and vegetables;. Gardening; Fruit-culture; Vegetable gardening. CUCUMBER DISEASES—CUCUMBER PESTS 857 Massachusetts Experiment Station Bulle- tin 55. In thus handling the soil due time must be given for draining and dry- ^^^' A. D. Selby Powdery Mildew Erysiphe cichoracearum DC. Frequent in hothouses, but not trouble- some elsewhere. Selby recommends a dilute copper sulphate solution. Keference Ohio Experiment
RF2K5CR7E–Powdery mildew on Garden Phlox leaves close-up. Fungal disease with powdery gray or white spots or coating on plants.
RM2D8148K–Cucumber powedery mildew (Podosphaera fuliginea) white fungal mycelium on leaves of a fruiting cucurbit plant, Berkshire, September
RF2RX2B21–Garden phlox plants infected by Erysiphe cichoracearum fungus causing powdery mildew coating on the leaf's surface.
RMRDJF9P–. Fungous diseases of plants : with chapters on physiology, culture methods and technique . Fungi in agriculture. 228 FUNGOUS DISEASES OF PLANTS XXVI. MILDEW OF COMPOSITES AND OTHER PLANTS Erysiphe Cichoracearum De C. This species of mildew is also widely distributed and occurs upon more than two hundred hosts of numerous families. It is unusually common upon spe- cies of Compositse and in general is easily the most destructive fungus of these hosts. It is also well known to the florist upon species of phlox and to the gar- dener upon some' varieties of cucurbits. The fungus is often con- fuse
RME4D2T9–Squash courgette marrow organic crop flowering Summer crop ripening hidden beneath a mass of protective leaves in field
RMDF6TPE–marrow ripening in last sunny rays of Summer crop ripening hidden beneath a mass of protective leaves in field
RM2D6DPE4–Cucurbita pepo. Powdery mildew, fungal disease causing a white dust-like coating on a courgette plant. UK
RMPG3YMX–. Fungous diseases of plants : with chapters on physiology, culture methods and technique . Fungi in agriculture. 228 FUNGOUS DISEASES OF PLANTS XXVI. MILDEW OF COMPOSITES AND OTHER PLANTS Erysiphe Cichoracearum De C. This species of mildew is also widely distributed and occurs upon more than two hundred hosts of numerous families. It is unusually common upon spe- cies of Compositse and in general is easily the most destructive fungus of these hosts. It is also well known to the florist upon species of phlox and to the gar- dener upon some' varieties of cucurbits. The fungus is often con- fuse
RF2K5CPYY–Powdery mildew on Garden Phlox leaves close-up. Fungal disease with powdery gray or white spots or coating on plants.
RM2D81496–Cucumber powedery mildew (Podosphaera fuliginea) white fungal mycelium on leaves of a fruiting cucurbit plant, Berkshire, September
RF2RTW1JR–Garden phlox plants infected by Erysiphe cichoracearum fungus causing powdery mildew coating on the leaf's surface.
![. The fungi which cause plant disease . Plant diseases; Fungi. THE FUNGI WHICH CAUSE PLANT DISEASE 179 and concludes that the same form of "Erysiphe cichoracearum D. C, occurs on at least eleven species of the cucurbits, belonging to seven genera, infection occurring in these cases in fifty per cent or more of the trials. Six other species were also infected, but in a smaller percentage of cases. ... It is also plain that the biologic form of Erysiphe cichoracearum, occurring on so many cucurbits is not entirely confined to the species of this one family. Out of fifty-four leaves of Plant Stock Photo](https://c8.alamy.com/comp/RDDBWE/the-fungi-which-cause-plant-disease-plant-diseases-fungi-the-fungi-which-cause-plant-disease-179-and-concludes-that-the-same-form-of-quoterysiphe-cichoracearum-d-c-occurs-on-at-least-eleven-species-of-the-cucurbits-belonging-to-seven-genera-infection-occurring-in-these-cases-in-fifty-per-cent-or-more-of-the-trials-six-other-species-were-also-infected-but-in-a-smaller-percentage-of-cases-it-is-also-plain-that-the-biologic-form-of-erysiphe-cichoracearum-occurring-on-so-many-cucurbits-is-not-entirely-confined-to-the-species-of-this-one-family-out-of-fifty-four-leaves-of-plant-RDDBWE.jpg ". The fungi which cause plant disease . Plant diseases; Fungi. THE FUNGI WHICH CAUSE PLANT DISEASE 179 and concludes that the same form of "Erysiphe cichoracearum D. C, occurs on at least eleven species of the cucurbits, belonging to seven genera, infection occurring in these cases in fifty per cent or more of the trials. Six other species were also infected, but in a smaller percentage of cases. ... It is also plain that the biologic form of Erysiphe cichoracearum, occurring on so many cucurbits is not entirely confined to the species of this one family. Out of fifty-four leaves of Plant Stock Photo")
RMRDDBWE–. The fungi which cause plant disease . Plant diseases; Fungi. THE FUNGI WHICH CAUSE PLANT DISEASE 179 and concludes that the same form of "Erysiphe cichoracearum D. C, occurs on at least eleven species of the cucurbits, belonging to seven genera, infection occurring in these cases in fifty per cent or more of the trials. Six other species were also infected, but in a smaller percentage of cases. ... It is also plain that the biologic form of Erysiphe cichoracearum, occurring on so many cucurbits is not entirely confined to the species of this one family. Out of fifty-four leaves of Plant
RMDF6TNB–masses of marrow flowers on a single plant ready for development and growth into mature vegetables
RM2D6DPT3–Cucurbita pepo. Powdery mildew, fungal disease causing a white dust-like coating on a courgette plant. UK
![. The fungi which cause plant disease . Plant diseases; Fungi. THE FUNGI WHICH CAUSE PLANT DISEASE 179 and concludes that the same form of "Erysiphe cichoracearum D. C, occurs on at least eleven species of the cucurbits, belonging to seven genera, infection occurring in these cases in fifty per cent or more of the trials. Six other species were also infected, but in a smaller percentage of cases. ... It is also plain that the biologic form of Erysiphe cichoracearum, occurring on so many cucurbits is not entirely confined to the species of this one family. Out of fifty-four leaves of Plant Stock Photo](https://c8.alamy.com/comp/PG4GFP/the-fungi-which-cause-plant-disease-plant-diseases-fungi-the-fungi-which-cause-plant-disease-179-and-concludes-that-the-same-form-of-quoterysiphe-cichoracearum-d-c-occurs-on-at-least-eleven-species-of-the-cucurbits-belonging-to-seven-genera-infection-occurring-in-these-cases-in-fifty-per-cent-or-more-of-the-trials-six-other-species-were-also-infected-but-in-a-smaller-percentage-of-cases-it-is-also-plain-that-the-biologic-form-of-erysiphe-cichoracearum-occurring-on-so-many-cucurbits-is-not-entirely-confined-to-the-species-of-this-one-family-out-of-fifty-four-leaves-of-plant-PG4GFP.jpg ". The fungi which cause plant disease . Plant diseases; Fungi. THE FUNGI WHICH CAUSE PLANT DISEASE 179 and concludes that the same form of "Erysiphe cichoracearum D. C, occurs on at least eleven species of the cucurbits, belonging to seven genera, infection occurring in these cases in fifty per cent or more of the trials. Six other species were also infected, but in a smaller percentage of cases. ... It is also plain that the biologic form of Erysiphe cichoracearum, occurring on so many cucurbits is not entirely confined to the species of this one family. Out of fifty-four leaves of Plant Stock Photo")
RMPG4GFP–. The fungi which cause plant disease . Plant diseases; Fungi. THE FUNGI WHICH CAUSE PLANT DISEASE 179 and concludes that the same form of "Erysiphe cichoracearum D. C, occurs on at least eleven species of the cucurbits, belonging to seven genera, infection occurring in these cases in fifty per cent or more of the trials. Six other species were also infected, but in a smaller percentage of cases. ... It is also plain that the biologic form of Erysiphe cichoracearum, occurring on so many cucurbits is not entirely confined to the species of this one family. Out of fifty-four leaves of Plant
RM2D8148W–Cucumber powedery mildew (Podosphaera fuliginea) white fungal mycelium on leaves of a fruiting cucurbit plant, Berkshire, September
RF2RX2B3B–Garden phlox plants infected by Erysiphe cichoracearum fungus causing powdery mildew coating on the leaf's surface.
RMREF955–. Comparative morphology of Fungi. Fungi. 132 COMPARATIVE MORPHOLOGY OF FUNGI. Fig. 81.—Phyllactinia corylea. 1. Young ascus with dicaryon. 2 to 4. Caryogamy. 5. Spireme. 6 to 9. Steps in division of primary ascus nucleus. Erysiphe cichoracearum. 10 to 12. Spore formation. 13. Immature ascus. (1 to 5 X 1,500; 6, 13 X 1,000; 7 to 12 X 670; after Harper, 1905.). Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Gäumann, Ernst A
RMDF6TTY–Pumpkin marrow ripening in last sunny rays of Summer crop ripening hidden beneath a mass of protective leaves in field
RM2D6DPTC–Cucurbita pepo. Powdery mildew, fungal disease causing a white dust-like coating on a courgette plant. UK
RF2PRDF4C–Garden phlox plants infected by Erysiphe cichoracearum fungus causing powdery mildew coating on the leaf's surface.
RMREF8D8–. Comparative morphology of Fungi. Fungi. Fiq. 124.—Sphaerotheca Humuli. Development of perithecia. 1. Young antheridium and ascogonium. 2. The antheridium divided into antheridial cell and stalk cell. 3. Plasmogamy. 4 to 6. Development of fertilized ascogonium. ( X 500; after Harper, 1896.) ascogonium while the other remains behind in the antheridium and degenerates. In a second group, as in Erysiphe Polygoni (E. Martii) on Pisum sativum and Ranunculus acris, E. cichoracearum on Sonchus oler- aceus, Phyllactinia corylea on Corylus Avellana, in Uncinula Salicis on. Fig. 125.—Erysiphe Polygoni.
RMDF6TRW–Pumpkin marrow ripening in last sunny rays of Summer crop ripening hidden beneath a mass of protective leaves in field
RM2D6DPX6–Cucurbita pepo. Powdery mildew, fungal disease causing a white dust-like coating on a courgette plant. UK
RF2RTW1JT–Garden phlox plants infected by Erysiphe cichoracearum fungus causing powdery mildew coating on the leaf's surface.
RMREF8DH–. Comparative morphology of Fungi. Fungi. Fiq. 124.—Sphaerotheca Humuli. Development of perithecia. 1. Young antheridium and ascogonium. 2. The antheridium divided into antheridial cell and stalk cell. 3. Plasmogamy. 4 to 6. Development of fertilized ascogonium. ( X 500; after Harper, 1896.) ascogonium while the other remains behind in the antheridium and degenerates. In a second group, as in Erysiphe Polygoni (E. Martii) on Pisum sativum and Ranunculus acris, E. cichoracearum on Sonchus oler- aceus, Phyllactinia corylea on Corylus Avellana, in Uncinula Salicis on. Please note that these image
RM2D6DPTW–Cucurbita pepo. Powdery mildew, fungal disease causing a white dust-like coating on a courgette plant. UK
RF2PRDP81–Garden phlox plants infected by Erysiphe cichoracearum fungus causing powdery mildew coating on the leaf's surface.
RM2D6DR39–Cucurbita pepo. Powdery mildew, fungal disease causing a white dust-like coating on a courgette plant. UK
RF2RTW1JN–Garden phlox plants infected by Erysiphe cichoracearum fungus causing powdery mildew coating on the leaf's surface.
RM2D6DPR0–Cucurbita pepo. Powdery mildew, fungal disease causing a white dust-like coating on a courgette plant. UK
Search Results for Erysiphe cichoracearum Stock Photos and Images (74)
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