Quick filters:
Page 1 of 3
Septoria leaf spot Stock Photos and Images
RFTWRAGT–Yellow tomato leaf suffering from Septoria leaf spot fungal disease - diseased tomato plant - common tomato fungus
RF2RA57C9–Leaf spot of rye, septoria leaf blotch, speckled leaf blotch of rye. Mycosphaerella graminicola.
RF2EACN4E–A pear leaf infected with gymnosporangium sabinae (rust) and Septoria Leaf Spot (Septoria aegopodii)
RFPJ9B8K–Plant Disease. Septoria leaf spot symptoms on fig tree. Canker, mushroom diaporthe cinerascens
RF2KEW85D–Pear leaf infected with gymnosporangium sabinae rust and Septoria Leaf Spot Septoria aegopodii. Man gardener hand hold
RF2RH93D2–Heavily infected leaves of tamarillo tomato tree plant in pot. Leaf mines on a tomato plant leaf.
RF2R43C2E–Leaf spot symptom. Dark spots and yellow surrounding region. Septoria of tomatoes. Tomato affected by Septoria lycopersici fungus. Powdery mildew. Bro
RF2RA57CC–Leaf spot of rye, septoria leaf blotch, speckled leaf blotch of rye. Mycosphaerella graminicola.
RF2EACN4G–A pear leaf infected with gymnosporangium sabinae (rust) and Septoria Leaf Spot (Septoria aegopodii)
RF2NRP8WY–Young barley plants with symptoms of fungal disease, infection on leaves, chlorosis and dark spots.
RFPJ8WJJ–Plant Disease. Septoria leaf spot symptoms on fig tree. Canker, mushroom diaporthe cinerascens
RF2K13G2K–Yellow and white spots on tomato leaves. Plant diseases during the cultivation of vegetables
RF2JW2JBY–Pear leaf infected with gymnosporangium sabinae rust and Septoria Leaf Spot Septoria aegopodii. Man gardener hand hold
RF2R25J3X–Leaf spot symptom. Dark spots and yellow surrounding region. Septoria of tomatoes. Tomato affected by Septoria lycopersici fungus. Powdery mildew. Bro
RMTXMTRW–Black patches on the upper surface of Helianthus annus, young sunflower leaves most likely due to over watering
RM2ANAK90–A text-book of mycology and plant pathology . Fig. 105.—Septoria leaf spot disease of celery, or celery blight. {After Coons, G. N.and Levin, Ezra, Spec. Bull. 77, Mich. Agric. Coll. Exper. Stat., March. 1916. SPORES,. Fig. 106.—Section through leaf spot of celery blight (Septoria) showing hyphae)in leaf tissue and pycnidium with exuding pycnospores. (After Coons, G. H., andLevin, Ezra, Spec. Bull. 77, Mich. Agric. Coll. Exper. Stat., March, 1916.) 264 MYCOLOGY eludes the fungi which cause the leaf spot of the pear, Septoria pyricola,the late blight of the celery S. petroselini (Figs. 105 and
RMPG0GH8–. Diseases of greenhouse crops and their control . Vegetables; Plant diseases; Plant diseases. Fig. i8. Celery Disease. a. Septoria leaf spot, b. cross section through leaf to show relationship of fungus to its host, c. spores of Septoria petroselini {a-c after Coons),. 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.. Taubenhaus, Jacob Joseph, 1884-1937. New York : E. P. Dutton
RF2NRP9KW–Young barley plants with symptoms of fungal disease, infection on leaves, chlorosis and dark spots.
RMMCK7X8–. Fig. i8. Celery Disease. a. Septoria leaf spot, b. cross section through leaf to show relationship of fungus to its host, c. spores of Septoria petroselini (a-c after Coons).
RMT1GP6N–Diseases of truck crops Diseases of truck crops / Ralph E. Smith diseasesoftruckc119smit Year: 1940 Diseases of Truck Crops 63 true rust, and breaks out in small, red, spore pustules on the leaves and stems (fig. 30). It also attacks broad bean, but is not important. Septoria Leaf Spot, Leaf Blotch.—The affected leaves become spotted with indefinite, yellow to brown blotches and are blighted much as in ascochyta blight. Pods and seeds may become infected with this fungus
RF2K13G2H–Yellow and white spots on tomato leaves. Plant diseases during the cultivation of vegetables
RF2R3AAF6–Leaf spot symptom. Dark spots and yellow surrounding region. Septoria of tomatoes. Tomato affected by Septoria lycopersici fungus. Powdery mildew. Bro
RMTXMTXP–Black patches on the upper surface of Helianthus annus, young sunflower leaves most likely due to over watering
![. Diseases of truck crops and their control . Vegetables. ^'' ^''"%.. X â s, d. Fig. 69. Celery Diseases. fl. Septoria leaf spot on leaf, h. Septoria leaf spot on leaflet, c. Septoria lesions on celery seed, d. Septoria spots showing pycnidial bodies, e. cross section showing pyncidium and pycnospores of Septoria peiroseltni (a, c, and e after Coons and Levin).. 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.. Taubenhau Stock Photo](https://c8.alamy.com/comp/RDE04T/diseases-of-truck-crops-and-their-control-vegetables-quot-x-s-d-fig-69-celery-diseases-fl-septoria-leaf-spot-on-leaf-h-septoria-leaf-spot-on-leaflet-c-septoria-lesions-on-celery-seed-d-septoria-spots-showing-pycnidial-bodies-e-cross-section-showing-pyncidium-and-pycnospores-of-septoria-peiroseltni-a-c-and-e-after-coons-and-levin-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-taubenhau-RDE04T.jpg ". Diseases of truck crops and their control . Vegetables. ^'' ^''"%.. X â s, d. Fig. 69. Celery Diseases. fl. Septoria leaf spot on leaf, h. Septoria leaf spot on leaflet, c. Septoria lesions on celery seed, d. Septoria spots showing pycnidial bodies, e. cross section showing pyncidium and pycnospores of Septoria peiroseltni (a, c, and e after Coons and Levin).. 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.. Taubenhau Stock Photo")
RMRDE04T–. Diseases of truck crops and their control . Vegetables. ^'' ^''"%.. X â s, d. Fig. 69. Celery Diseases. fl. Septoria leaf spot on leaf, h. Septoria leaf spot on leaflet, c. Septoria lesions on celery seed, d. Septoria spots showing pycnidial bodies, e. cross section showing pyncidium and pycnospores of Septoria peiroseltni (a, c, and e after Coons and Levin).. 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.. Taubenhau
![. Diseases of truck crops and their control . Vegetables. ^'' ^''"%.. X â s, d. Fig. 69. Celery Diseases. fl. Septoria leaf spot on leaf, h. Septoria leaf spot on leaflet, c. Septoria lesions on celery seed, d. Septoria spots showing pycnidial bodies, e. cross section showing pyncidium and pycnospores of Septoria peiroseltni (a, c, and e after Coons and Levin).. 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.. Taubenhau Stock Photo](https://c8.alamy.com/comp/PG4CAF/diseases-of-truck-crops-and-their-control-vegetables-quot-x-s-d-fig-69-celery-diseases-fl-septoria-leaf-spot-on-leaf-h-septoria-leaf-spot-on-leaflet-c-septoria-lesions-on-celery-seed-d-septoria-spots-showing-pycnidial-bodies-e-cross-section-showing-pyncidium-and-pycnospores-of-septoria-peiroseltni-a-c-and-e-after-coons-and-levin-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-taubenhau-PG4CAF.jpg ". Diseases of truck crops and their control . Vegetables. ^'' ^''"%.. X â s, d. Fig. 69. Celery Diseases. fl. Septoria leaf spot on leaf, h. Septoria leaf spot on leaflet, c. Septoria lesions on celery seed, d. Septoria spots showing pycnidial bodies, e. cross section showing pyncidium and pycnospores of Septoria peiroseltni (a, c, and e after Coons and Levin).. 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.. Taubenhau Stock Photo")
RMPG4CAF–. Diseases of truck crops and their control . Vegetables. ^'' ^''"%.. X â s, d. Fig. 69. Celery Diseases. fl. Septoria leaf spot on leaf, h. Septoria leaf spot on leaflet, c. Septoria lesions on celery seed, d. Septoria spots showing pycnidial bodies, e. cross section showing pyncidium and pycnospores of Septoria peiroseltni (a, c, and e after Coons and Levin).. 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.. Taubenhau
RF2NRP9XJ–Young barley plants with symptoms of fungal disease, infection on leaves, chlorosis and dark spots.
RMMCKWGH–. Fig. 69. Celery Diseases. a. Septoria leaf spot on leaf, b. Septoria leaf spot on leaflet, c. Septoria lesions on celery seed, d. Septoria spots showing pycnidial bodies, e. cross section showing pyncidium and pycnospores of Septoria pelroselini (a, c, and e after Coons and Levin).
![Diseases of truck crops and Diseases of truck crops and their control diseasesoftruckc00taubuoft Year: [1918] Fig. 69. Celery Diseases. a. Septoria leaf spot on leaf, b. Septoria leaf spot on leaflet, c. Septoria lesions on celery seed, d. Septoria spots showing pycnidial bodies, e. cross section showing pyncidium and pycnospores of Septoria pelroselini (a, c, and e after Coons and Levin). Stock Photo](https://c8.alamy.com/comp/T1J084/diseases-of-truck-crops-and-diseases-of-truck-crops-and-their-control-diseasesoftruckc00taubuoft-year-1918-fig-69-celery-diseases-a-septoria-leaf-spot-on-leaf-b-septoria-leaf-spot-on-leaflet-c-septoria-lesions-on-celery-seed-d-septoria-spots-showing-pycnidial-bodies-e-cross-section-showing-pyncidium-and-pycnospores-of-septoria-pelroselini-a-c-and-e-after-coons-and-levin-T1J084.jpg "Diseases of truck crops and Diseases of truck crops and their control diseasesoftruckc00taubuoft Year: [1918] Fig. 69. Celery Diseases. a. Septoria leaf spot on leaf, b. Septoria leaf spot on leaflet, c. Septoria lesions on celery seed, d. Septoria spots showing pycnidial bodies, e. cross section showing pyncidium and pycnospores of Septoria pelroselini (a, c, and e after Coons and Levin). Stock Photo")
RMT1J084–Diseases of truck crops and Diseases of truck crops and their control diseasesoftruckc00taubuoft Year: [1918] Fig. 69. Celery Diseases. a. Septoria leaf spot on leaf, b. Septoria leaf spot on leaflet, c. Septoria lesions on celery seed, d. Septoria spots showing pycnidial bodies, e. cross section showing pyncidium and pycnospores of Septoria pelroselini (a, c, and e after Coons and Levin).
RF2K18AGF–Yellow and white spots on tomato leaves. Plant diseases during the cultivation of vegetables
RF2R25J1Y–Leaf spot symptom. Dark spots and yellow surrounding region. Septoria of tomatoes. Tomato affected by Septoria lycopersici fungus. Powdery mildew. Bro
RMTXMW6B–Black patches on the upper surface of Helianthus annus, young sunflower leaves most likely due to over watering
RMRDE23N–. A text-book of mycology and plant pathology . Plant diseases; Fungi in agriculture; Plant diseases; Fungi. Fig. 105.—Septoria leaf spot disease of celery, or celery blight. (After Coons, G. N., and Levin, Ezra, Spec. Bull. 77, Mich. Agric. Coll. Exper. Stat., March. 1916. 5P0BES . Fig. 106.—Section through leaf spot of celery blight {Septoria) showing hyphae) in leaf tissue and pycnidium with exuding pycnospores. (After Coons, G. H., and Levin, Ezra, Spec. Bull. 77. Mich. Agric. Coll. Exper. Stat., March, 1916.). Please note that these images are extracted from scanned page images that may h
RMPG44R7–. A text-book of mycology and plant pathology . Plant diseases; Fungi in agriculture; Plant diseases; Fungi. Fig. 105.—Septoria leaf spot disease of celery, or celery blight. (After Coons, G. N., and Levin, Ezra, Spec. Bull. 77, Mich. Agric. Coll. Exper. Stat., March. 1916. 5P0BES . Fig. 106.—Section through leaf spot of celery blight {Septoria) showing hyphae) in leaf tissue and pycnidium with exuding pycnospores. (After Coons, G. H., and Levin, Ezra, Spec. Bull. 77. Mich. Agric. Coll. Exper. Stat., March, 1916.). Please note that these images are extracted from scanned page images that may h
RF2NRPAHJ–Young barley plants with symptoms of fungal disease, infection on leaves, chlorosis and dark spots.
RMMCKWH8–. IM di Fig. 69. Celery Diseases. a. Septoria leaf spot on leaf, 6. Septoria leaf spot on leaflet, c. Septoria lesions on â jelery seed, d. Septoria spots showing pycnidial bodies, e. cross section showing pyncidium and pycnospores of Septoria pelroselini (a, c, and e after Coons and Levin).
RMT1JJBP–Diseases of crop-plants in the Diseases of crop-plants in the Lesser Antilles diseasesofcroppl00nowe Year: 1923 Fig. Ui Septoria Leaf-spot of Tomato From M. T. Cook's Diseases of Tropical Plants, by permission of Macmillan & Co.
RF2K18AGX–Yellow and white spots on tomato leaves. Plant diseases during the cultivation of vegetables
RF2PGTRXX–Yellowed dried leaves of pepper grown in a pot in the apartment. Growing vegetables at home, garden on the windowsill, lack of light and trace
RF2R2KW4D–Leaf spot symptom. Dark spots and yellow surrounding region. Septoria of tomatoes. Tomato affected by Septoria lycopersici fungus. Powdery mildew. Bro
RMTXMW3N–Black patches on the upper surface of Helianthus annus, young sunflower leaves most likely due to over watering
RMRDE0J2–. Diseases of truck crops and their control . Vegetables. Fig. 27. Sweet Potato Diseases. a. Trichoderma rot, 6. Septoria leaf spot, c. soil stain, d. Charcoal rot, e. Texas root rot: notice the center of the hill is dead, while the side shoots are alive as they are supported by the secondary roots formed at the nodes of the vines, /. sweet potato artificially inoculated with Sclerotium Rolfsii, g. net necrosis.. 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 p
RMPG4CPT–. Diseases of truck crops and their control . Vegetables. Fig. 27. Sweet Potato Diseases. a. Trichoderma rot, 6. Septoria leaf spot, c. soil stain, d. Charcoal rot, e. Texas root rot: notice the center of the hill is dead, while the side shoots are alive as they are supported by the secondary roots formed at the nodes of the vines, /. sweet potato artificially inoculated with Sclerotium Rolfsii, g. net necrosis.. 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 p
RF2NRP9BD–Young barley plants with symptoms of fungal disease, infection on leaves, chlorosis and dark spots.
RMMCKC83–. Fig. Ui Septoria Leaf-spot of Tomato From M. T. Cook's Diseases of Tropical Plants, by permission of Macmillan & Co.
![Diseases of truck crops and Diseases of truck crops and their control diseasesoftruckc00taubuoft Year: [1918] Fig. 66. TOxMato Diseases. a. Septoria leaf spot, b. section through a pycnidium of Septoria lycopersici (after Levin), c. section through acervulus of Colletolrichum phomoides (after Venus Pool), d. anil e. Melanconium rot, /. section through an acervulus of the Melan- conium fungus {d. to f. after Tisdale). Stock Photo](https://c8.alamy.com/comp/T1JJ3W/diseases-of-truck-crops-and-diseases-of-truck-crops-and-their-control-diseasesoftruckc00taubuoft-year-1918-fig-66-toxmato-diseases-a-septoria-leaf-spot-b-section-through-a-pycnidium-of-septoria-lycopersici-after-levin-c-section-through-acervulus-of-colletolrichum-phomoides-after-venus-pool-d-anil-e-melanconium-rot-section-through-an-acervulus-of-the-melan-conium-fungus-d-to-f-after-tisdale-T1JJ3W.jpg "Diseases of truck crops and Diseases of truck crops and their control diseasesoftruckc00taubuoft Year: [1918] Fig. 66. TOxMato Diseases. a. Septoria leaf spot, b. section through a pycnidium of Septoria lycopersici (after Levin), c. section through acervulus of Colletolrichum phomoides (after Venus Pool), d. anil e. Melanconium rot, /. section through an acervulus of the Melan- conium fungus {d. to f. after Tisdale). Stock Photo")
RMT1JJ3W–Diseases of truck crops and Diseases of truck crops and their control diseasesoftruckc00taubuoft Year: [1918] Fig. 66. TOxMato Diseases. a. Septoria leaf spot, b. section through a pycnidium of Septoria lycopersici (after Levin), c. section through acervulus of Colletolrichum phomoides (after Venus Pool), d. anil e. Melanconium rot, /. section through an acervulus of the Melan- conium fungus {d. to f. after Tisdale).
RF2PGTRR5–Yellowed dried leaves of pepper grown in a pot in the apartment. Growing vegetables at home, garden on the windowsill, lack of light and trace
RMRDBFJY–. Diseases of greenhouse crops and their control . Vegetables; Plant diseases; Plant diseases. Fig. 27. Lettuce Diseases. o. Drop (after Humphrey), b. Septoria leaf spot, c, same as &. but older spots, d. pycnida, e. pycniospores (af- ter Selby).. 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.. Taubenhaus, Jacob Joseph, 1884-1937. New York : E. P. Dutton
RMPG0GF7–. Diseases of greenhouse crops and their control . Vegetables; Plant diseases; Plant diseases. Fig. 27. Lettuce Diseases. o. Drop (after Humphrey), b. Septoria leaf spot, c, same as &. but older spots, d. pycnida, e. pycniospores (af- ter Selby).. 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.. Taubenhaus, Jacob Joseph, 1884-1937. New York : E. P. Dutton
Search Results for Septoria leaf spot Stock Photos and Images (255)
Page 1 of 3