Symptoms Caused by Bacteria Disease : In general, fungi cause local or general necrosis or killing of plant tissues and they often result in reduced growth (stunting) of plant organs or entire plants A. Necrotic symptoms B. Symptoms associated with excessive enlargement or growth and distortion of plant parts C. Other (in addition to the above)

A. Necrotic symptoms (1) Leaf spots (잎점무늬) (2) Blight (마름증상) (3) Canker (궤양) (4) Dieback (가지마름) (5) Root rot (뿌리썩음) (6) Damping-off (모잘록) (7) Basal stem rot (기부줄기썩음) (8) Soft rots and dry rots (물렁썩이와 마른썩이) (9) Anthracnose (탄저) (10) Scab (더뎅이) (11) Decline (쇠퇴) (12) Stripe (줄무늬)

(1) Leaf spots (잎점무늬) : Localized lesions on host leaves consisting of dead and collapsed cell Host : Bean Name : Halo blight Cause : Pseudomonas savastanoi pv. phaseolicola (Burkholder) Gardan et al. 콩 세균성점무늬병 Halo blight on leaf (left) and halo blight resulting in extensive yellowing of plant (right), caused by Pseudomonas savastanoi pv. phaseolicola .

(1) Leaf spots (잎점무늬) Host : Bean Name : Halo blight Cause : Pseudomonas savastanoi pv. phaseolicola (Burkholder) Gardan et al. 강남콩 세균성점무늬병(1) Halo blight on pods (left) and lesions and bacterial crust of holo blight on pod (right), caused by Pseudomonas savastanoi pv. phaseolicola .

(1) Leaf spots (잎점무늬) Host : Bean Name : Halo blight Cause : Pseudomonas savastanoi pv. phaseolicola (Burkholder) Gardan et al. 강남콩 세균성점무늬병(2) Halo blight on seeds (left) and on bean debris (right), caused by Pseudomonas savastanoi pv. phaseolicola .

(1) Leaf spots (잎점무늬) Host : Bean Name : Bacterial brown spot Cause : Pseudomonas savastanoi pv. phaseolicola (Burkholder) Gardan et al. 강남콩 세균성점무늬병(1) Bacterial brown spot on leaf (left) and on pod (right), caused by Pseudomonas savastanoi pv. phaseolicola .

(1) Leaf spots (잎점무늬) Host : Peach Name : Bacterial spot Cause : Xanthomonas arboricola pv. pruni (Smith) Vauterin et al. 복숭아나무 세균성구멍병(1) Yellowing and tip burning of peach leaves with bacterial spot (left) and with developing leaf chlorosis (right), caused by Xanthomonas arboricola pv. pruni .

(1) Leaf spots (잎점무늬) Host : Peach Name : Bacterial spot Cause : Xanthomonas arboricola pv. pruni (Smith) Vauterin et al. 복숭아나무 세균성구멍병(2) Pitting of the flesh of peach due to bacterial spot (left) and on peach fruit (right), caused by Xanthomonas arboricola pv. pruni .

Disease cycle of peach bacterial spot. (1) Leaf spots (잎점무늬) Host : Peach Name : Bacterial spot Cause : Xanthomonas arboricola pv. pruni (Smith) Vauterin et al. 복숭아나무 세균성구멍병(2) Disease cycle of peach bacterial spot.

(2) Blight (마름증상) : General and extremely rapid browning and death of leaves, branches, twigs, and floral organs Host : Pea Name : Bacterial blight Cause : Pseudomonas syringae pv. pisi (Sackett) Young, Dye & Wilkie 완두콩 세균성마름병(1) Young, water-soaked lesions on the undersides of leaves (left) and translucent lesion (right), caused by bacterial blight .

(2) Blight (마름증상) Host : Pea Name : Bacterial blight Cause : Pseudomonas syringae pv. pisi (Sackett) Young, Dye & Wilkie 완두콩 세균성마름병(2) Bacterial blight lesions on the surfaces of pods (left) and symptoms of bacterial blight along the suture and infected, shriveled seed (right).

(2) Blight (마름증상) Host : Pea Name : Bacterial blight Cause : Pseudomonas syringae pv. syringae van Hall 완두콩 세균성마름병(3) Symptoms of bacterial blight (left, normal) and brown spot (right, off-type), caused by Pseudomonas syringae pv. syringae.

(2) Blight (마름증상) Host : Soybean Name : Bacterial blight Cause : Pseudomonas savastanoi pv. glycinea (Coerper) Gardan et al. 콩 세균성마름병 Small, angular, yellow to light brown leaf lesions (left) and seed discoloration (right), caused by bacterial blight

(2) Blight (마름증상) Host : Soybean Name : Bacterial wildfire Cause : Pseudomonas savastanoi pv. tabaci (Wolf & Forster) Young et al. 콩 세균성마름병 Light brown, necrotic spot surrounded by yellow halos, caused by bacterial wildfire.

(2) Blight (마름증상) Host : Bean Name : Common bacterial blight Cause : Xanthomonas axonopodis pv. phaseoli (Smith) Vauterin et al. 강남콩 세균성마름병(1) Water-soaked lesion (left) of common bacterial blight on lower leaf surface (right), caused by Xanthomonas axonopodis pv. phaseoli .

(2) Blight (마름증상) Host : Bean Name : Common bacterial blight Cause : Xanthomonas axonopodis pv. phaseoli (Smith) Vauterin et al. 강남콩 세균성마름병(2) Common bacterial blight on pods (left) and on seeds (right), caused by Xanthomonas axonopodis pv. phaseoli .

(2) Blight (마름증상) Host : Soybean Name : Bacterial pustule Cause : Xanthomonas axonopodis pv. glycinea (Nakano) Vauterin et al. 콩 불마름병 Small, reddish brown lesions, caused by bacterial pustule on a leaf and petiole.

(2) Blight (마름증상) Host : Rice Name : Bacterial (leaf) blight Cause : Xanthomonas oryzae pv. oryzae (Ishiyama) Swings et al. 벼 흰잎마름병(1) A field showing severe bacterial leaf blight infection at the maximum tillering (left) and note water-soaked stripes on leaf blades (right).

(2) Blight (마름증상) Host : Rice Name : Bacterial (leaf) blight Cause : Xanthomonas oryzae pv. oryzae (Ishiyama) Swings et al. 벼 흰잎마름병(2) Bacterial blight, caused by Xanthomonas oryzae pv. oryzae; the stripes enlarge and become yellow and then white (left) and kresek syndrom of bacterial leaf blight (right).

(2) Blight (마름증상) Host : Rice Name : Bacterial (leaf) blight Cause : Xanthomonas oryzae pv. oryzae (Ishiyama) Swings et al. 벼 흰잎마름병(3) Pale yellow leaf syndrome of bacterial blight (left) and plants exhibiting the kresek syndrome inoculated with Xanthomonas oryzae pv. oryzae; at 9, 16, 23, 32 days (from left to right) (right).

(2) Blight (마름증상) Host : Apple Name : Fire blight Cause : Erwinia amylovora (Burrill) Winslow et al. 사과나무 화상병(1) Apple tree with dieback of spurs and shoots caused by fire blight (left) and first symptoms of blossom blight; note ooze droplets and discoloration of the blossom on the lower right (right).

(2) Blight (마름증상) Host : Apple Name : Fire blight Cause : Erwinia amylovora (Burrill) Winslow et al. 사과나무 화상병(2) An apple shoot with tree with fire blight; note crook at tip (left) and bacterial ooze exuding from an apple infected with fire blight (right).

(2) Blight (마름증상) Host : Apple Name : Fire blight Cause : Erwinia amylovora (Burrill) Winslow et al. 사과나무 화상병(3) Decline of Spy apple trees due to infection of Mark rootstock by fire blight (left) and fire blight on apple rootstocks just below ground level; note bark cut away to show the margin between healthy and diseased crown and root tissues (right).

(2) Blight (마름증상) Host : Apple Name : Fire blight Cause : Erwinia amylovora (Burrill) Winslow et al. 사과나무 화상병(4) Active (left) and dormant (right) cankers, caused by fire blight (left) and fire blight on the M.9 rootstock of an apple tree (right).

(2) Blight (마름증상) Host : Chrysanthemum Name : Bacterial blight Cause : Erwinia chrysanthemi Burkholder, McFadden & Dimock 국화 세균성마름병(국내기록) Wilting and collaps of the terminal portion of a shoot infected with Erwinia chrysanthemi (left) and discoloration of inner stem tissue, caused by E. chrysanthemi (right).

(3) Canker (궤양) : Localized necrotic lesions on a stem, often sunken, of a plant Host : Tomato Name : Bacterial canker Cause : Clavibacter michiganensis subsp. michiganensis (Smith) Davis et al. 토마토 궤양병(1) Bacteria canker on field-grown tomato plants (left) and marginal necrosis and death of leaves (right)

(3) Canker (궤양) Host : Tomato Name : Bacterial canker Cause : Clavibacter michiganensis subsp. michiganensis (Smith) Davis et al. 토마토 궤양병(2) Bacteria canker of tomato; whitish cankers, marginal leaf necrosis, and tip dieback (left) and fruit infection (right)

(3) Canker (궤양) Host : Orange Name : Citrus canker Cause : Xanthomonas campestris pv.citrumelo Gabrial et al. 오렌지 세균성궤양병(1) Sweet orange leaf with leafminer tunnels and numerous citrus canker lesions (left), and on leaves (right), caused by Xanthomonas campestris pv.citrumelo .

(3) Canker (궤양) Host : Orange Name : Citrus canker Cause : Xanthomonas campestris pv.citrumelo Gabrial et al. 오렌지 세균성궤양병(2) Lesions caused by citrus canker on sweet orange fruit, caused by Xanthomonas campestris pv.citrumelo .

(8) Soft rots and dry rots (물렁썩이와 마른썩이) : Maceration and disintegration of fruits, roots, bulbs, and fleshy leaves Host : Potato Name : Brown rot Cause : Ralstonia solanacearum (Smith) Yabuuchi et al. (= Pseudomonas solanacearum Smith) 감자 갈색썩음병(1) Brown rot in the field (left) and rapid wilting of foliage of a plant with brown rot (right)

(8) Soft rots and dry rots (물렁썩이와 마른썩이) Host : Potato Name : Brown rot Cause : Ralstonia solanacearum (Smith) Yabuuchi et al. (= Pseudomonas solanacearum Smith) 감자 갈색썩음병(2) Distinct grayish brown discoloration of vascular tissue in tuber with brown rot (left) and grayish discoloration extending into the pith and cortex of a tuber with brown rot (right)

(8) Soft rots and dry rots (물렁썩이와 마른썩이) Host : Potato Name : Brown rot Cause : Ralstonia solanacearum (Smith) Yabuuchi et al. (= Pseudomonas solanacearum Smith) 감자 갈색썩음병(3) Tuber infected with brown rot and left in the ground, continuing to decay.

(8) Soft rots and dry rots (물렁썩이와 마른썩이) Host : Potato Name : Bacterial ring rot Cause : Clavibacter michiganensis subsp. sepedonicus (Spieck. & Kotth.) Davis et al. 감자 둘레썩음병(1) Advanced ring rot symptoms on foliage: pronounced upward rolling of leaves and marginal necrosis of low leaves (left) and ring rot symptoms on tubers: pale yellow to light brown cheesy rot or the vascular ring, typically with odorless bacterial ooze (right).

(8) Soft rots and dry rots (물렁썩이와 마른썩이) Host : Potato Name : Tuber soft rot Cause : Erwinia spp. 감자 무름병 Tuber soft rot : affected tissue turn cream colored to tan are soft and granular.

(10) Scab (더뎅이) : Localized lesions on host fruit, leaves, tubers, etc (10) Scab (더뎅이) : Localized lesions on host fruit, leaves, tubers, etc., usually slightly raised or sunken and cracked, giving a scabby appearance Host : Potato Name : Common scab Cause : Streptomyces spp. 감자 더뎅이병(1) Superficial scab lesion (russet scab) (left) and slightly raised scab lesions (erumpent scab) (right).

(10) Scab (더뎅이) Host : Potato Name : Common scab Cause : Streptomyces scabies (Thaxter) Lambert & Loria 감자 더뎅이병(2) Sunken scab lesion (pitted scab) (left) and gray, spiral chains produced by Streptomyces scabiei, the common scab pathogen (right).

B. Symptoms associated with excessive enlargement or growth and distortion of plant parts (1) Clubroot (무사마귀, 근류병) (2) Galls (혹) (3) Warts (사마귀) (4) Witches'-brooms (빗자루병) (5) Leaf curls (잎오갈)

Crown gall of Mark apple rootstock. (2) Galls (혹) : Enlarged portions of plant organs (stems, leaves, blossoms, roots) Host : Apple Name : Crown gall Cause : Agrobacterium tumefaciens (Smith & Townsend) Conn 사과 근두암종병 Crown gall of Mark apple rootstock.

(2) Galls (혹) Host : Peach Name : Crown gall Cause : Agrobacterium tumefaciens (Smith & Townsend) Conn 복숭아나무 근두암종병 Crown gall on peach.

Large crown gall on a walnut tree. (2) Galls (혹) Host : Walnut Name : Crown gall Cause : Agrobacterium tumefaciens (Smith & Townsend) Conn 호두나무 근두암종병 Large crown gall on a walnut tree.

(2) Galls (혹) Host : Rose Name : Crown gall Cause : Agrobacterium tumefaciens (Smith & Townsend) Conn 장미 혹병(국내미기록) Crown gall caused by A. tumefaciens; note gall at crown of plant or just below soil surface (left), and on aerial portion of cane (right).

(2) Galls (혹) Host : Rose Name : Crown gall Cause : Agrobacterium tumefaciens (Smith & Townsend) Conn 장미 혹병(국내미기록) Crown gall caused by A. tumefaciens; note gall on aerial portion of cane (left), and cut gall, showing lighter internal tissue and darkened, woody, outer portions of gall that slough off (right).

C. Other (in addition to the above) (1) Wilt (시들음) (2) Rust (녹병) (3) Smut (깜부기) (4) Downy mildew (노균병) (5) Powdery mildew (흰가루병)

Bacteria wilt of tomato in field (left) and on a plant (right) (1) Wilt (시들음) : Generalized loss of turgidity and drooping of leaves or shoots Host : Tomato Name : Bacterial wilt Cause : Ralstonia solanacearum (Smith) Yabuuchi et al. (= Pseudomonas solanacearum Smith) 토마토 풋마름병(1) Bacteria wilt of tomato in field (left) and on a plant (right)

(1) Wilt (시들음) Host : Tomato Name : Bacterial wilt Cause : Ralstonia solanacearum (Smith) Yabuuchi et al. (= Pseudomonas solanacearum Smith) 토마토 풋마름병(2) Bacterial wilt of tomato; culture of Ralstonia solanacearum