標題: [生活小百科] Early Blight and Septoria Leaf Spot on Tomato Plants [打印本頁] 作者: 6t6t 時間: 2019-4-13 05:03 PM 標題: Early Blight and Septoria Leaf Spot on Tomato Plants
Early blight and Septoria leaf spot infections most commonly begin in the early or middle part of the growing season but 公仔箱論壇1 o1 n& B* O9 a9 b8 t
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can start at any time. Infections can occur anywhere and are most severe in wet and humid areas.5.39.217.77:8898; V& m* n* z0 a6 z1 K* b7 Q
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- j& r4 T& P. j8 Z; LTVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。How to identify Early Blight , N5 G- \5 V7 j) @6 C公仔箱論壇$ X# o" j. q4 A/ h6 z: v
Symptoms of early blight typically begin on the older, lower leaves of a tomato plant. Over time, infections spread upward to : Z% |% B# O S+ C, T公仔箱論壇公仔箱論壇" C4 T' [8 G' [7 `
newer growth. Early blight infections appear as spots that may start out circular or irregular in shape. Spots are dark brown 6 N4 }# [. j) {' Wtvb now,tvbnow,bttvb公仔箱論壇( q& a: ^" s% {" u+ \
in color and form concentric rings, or a * \' x$ Q1 l) ?4 O6 U9 W* _TVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。公仔箱論壇) o+ T/ x, z! E t& \. W
bullseye pattern, as they grow. The area around the infection commonly turns yellow. As infections grow, ; }' U+ H: H+ [/ Q t! Z+ ^$ E- i ; U& ^1 M% l" I% H! H) \TVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。leaves may fall off. Extensive loss 5.39.217.77:8898( }4 e1 A! F8 A5 R% W
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of foliage is common. Infections most commonly occur on leaves but can also appear on stems and fruit.tvb now,tvbnow,bttvb2 Q8 W- U; ?$ v0 v* f, f
+ a- B" ]* x6 T: a9 ~+ W5.39.217.77:8898 0 S+ i- z0 v4 @# o! Z% @6 DTVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。How to identify Septoria Leaf Spot公仔箱論壇% T5 K* y P4 d! U
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Symptoms of Septoria leaf spot also start 5 D% ?4 k* C: p6 C
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on the older, lower leaves of a tomato plant and spread upward to newer growth. The spots start out circular but change tvb now,tvbnow,bttvb1 x, B6 |" ~. n
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shape as they grow and can merge with other spots. Spots typically have a dark brown edge with a lighter gray or tan center. 5.39.217.77:8898" `- ~0 D8 J3 { n8 r
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Small dark spots, the fruiting bodies of the fungusTVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。! r8 I; ^3 D: X7 R\" p3 A- E
; L. @0 k8 p* U& o) L* S3 b1 L , will appear in the gray or tan centers. As infections progress, leaves can turn yellow, then brown and finally dry $ T z, D) V9 O5.39.217.77:8898tvb now,tvbnow,bttvb& H n/ D& l3 X2 ^ F
and dead. Stems can also become infected but , t1 W$ w( N: X! E) N4 j
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infection of fruit is rare.; i# ~" e/ D: Q7 Q9 a9 y0 c( ]
0 h. M! x/ D# i) e公仔箱論壇 ' I, a' [+ L r" g/ VTVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。How to Prevent and Control Early Blight and 7 e% f- u/ J5 ?$ \% O8 G/ x. d 7 H$ [/ W; X/ S; e/ R- |) j# q# ETVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。Septoria Leaf Spot , q( N! O; q* L, F公仔箱論壇 ; O+ H2 G8 m8 r4 ]9 x! q; Wtvb now,tvbnow,bttvbFollow the 12 easy steps below to enjoy a 6 t- S2 M# {; X# Ntvb now,tvbnow,bttvbTVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。2 t' }$ K* l$ j
long season of sweet cherry tomatoes, colorful heirloom tomatoes and richly flavored sauce tomatoes. 0 N% r# f" n2 e2 K! y- z6 v3 gTVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。 5 P* Z) X D) c9 Z0 D1 pTVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。Weed your garden. Some weeds, 6 d, h% K1 q; A- {7 {' X
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like nightshade, can host early blight and Septoria leaf spot and spread them to your tomato plants. ( I" ^; d/ ] j9 C; J, ~tvb now,tvbnow,bttvbtvb now,tvbnow,bttvb7 }0 z3 H# x( [- b Rotate crop locations. Don’t / y- n) @; K' I d1 N* Xtvb now,tvbnow,bttvbtvb now,tvbnow,bttvb7 X" ]$ V9 U5 A7 A0 K* F
plant your tomatoes in the same place each year. Early blight and Septoria leaf spot can persist for multiple years in areas . v" |" x) ~$ P! m7 t
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where tomatoes were grown.tvb now,tvbnow,bttvb) p* m+ I. u, F4 {' s0 P. |2 g
8 O/ n, p X/ q* }$ |- }0 J5 rGive your tomato plants more space for better airflow. At least 2 feet of spacing, more is better.tvb now,tvbnow,bttvb) Q9 W8 ]: A8 e: e7 R ]
Cover the ground beneath your tomato plants with mulch, plastic or landscape fabric. A cover helps prevent the spread of 5 _1 ~4 e. m% |! RTVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。 % \, `# t2 G9 j- A/ O# ITVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。fungus from the soil to your tvb now,tvbnow,bttvb; V0 [' y8 ?) [% ?
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plants.tvb now,tvbnow,bttvb9 M: q2 B; C% u1 k
?2 W" _+ ^" Xtvb now,tvbnow,bttvbStake or cage plants to keep them % d$ n$ N5 Z M3 H# v! y5 |5 A0 JTVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。 s5 }7 a- k9 v5 ]8 ktvb now,tvbnow,bttvboff the ground. Early blight and Septoria leaf spot can survive on stakes and cages. Use only new or disinfected stakes and tvb now,tvbnow,bttvb( x; ~2 T) y+ L% {% D# P6 \
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cages. Remove lower leaves for better airflow. As plants mature, remove lower leaves until there is about 8 to 10 inches of 1 y7 H/ l$ ?# t" BTVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。 - J, r! ~! H; n, B! G% T/ K0 t5.39.217.77:8898space above the soil without any leaves. Do not use - s( K1 a; u8 I c2 T' b: ` ( g1 E3 d5 z+ Q' Q' B9 w5.39.217.77:8898overhead watering. 5.39.217.77:8898) X- G6 W B5 }3 `
Avoid getting leaves and stems wet as much as possible and avoid watering in a way that may splash soil onto your plants. 0 }* u6 [" f) J! I2 b2 e0 q/ @) T. gTVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。Consider using a soaker hose or drip tape. Water in the early part of the day. This allows leaves to dry faster. Wet leaves allow 8 s2 ]+ @6 V9 e2 S, E) K2 L# @& n, g: k; H+ R2 j6 k
fungus to grow and spread. Avoid working with plants when they are wet. Fungus can be spread more easily when leaves are # G" }# D& q! a; D. _* e+ A* K' W, [5.39.217.77:88985.39.217.77:88984 \ x: p( b( I
wet. Keep your plants happy and healthy. Weak and stressed + T. O% }/ |3 r/ k0 H7 R& _公仔箱論壇 : F. o; }* t8 J\" zplants are more susceptible to disease.% q. y3 v6 j4 v) k
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Remove and destroy or throw away diseased leaves, both off the - U0 h: G9 b- I2 ETVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。/ S\" q/ D# G; m# j' B
plantsplant and any that have fallen onto the ground. This may help stop the spread if caught early TVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。8 M4 y' l$ x& m8 @0 n# v# v
- b, P3 X. k3 x1 j% A/ pTVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。GreenCure. ) G* j" C m3 J% R5.39.217.77:8898 ) ~7 D* _, C/ G8 [ j9 F m; j% ?0 ?, F/ f公仔箱論壇Late Blight on Tomato Plants ; J! V6 u+ r+ t) g ; p4 x* ]" i/ U VLate blight is another fungus that infects tomato plants. It spreads fast and can quickly kill all tomato & c, \/ i' x/ k5.39.217.77:88985.39.217.77:8898% ^$ G7 K1 O' j- h, ], Q+ P9 R- t plants in a garden. Once a tomato plant 5.39.217.77:8898& y* Y+ N) Z: T6 }6 E% P: r
7 i9 x+ [$ J( ~7 X5 c: \, h( W. A( zis infected with late blight, the entire plant should be removed and destroyed. Late blight infections first appear as small, 3 w: u9 t& b* n8 a
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water-soaked spots on leaves and stems that grow and turn dark brown or gray. A white downy growth may develop on the underside of infected leaves. Late blight % L! a+ e/ f' q0 ?3 `公仔箱論壇 0 q- j2 r0 r, I5 Z) ? can infect all parts of a tomato plant, including the fruit. Most of the methods for preventing early blight and ; z! X9 g; b9 v5 y0 h 4 e( _: @5 a6 i3 j! x- qTVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。Septoria leaf spot infections will also help prevent late blight infections.
