Early blight and Septoria leaf spot infections most commonly begin in the early or middle part of the growing season but www1.tvboxnow.com& d1 W: i# y) B& j7 F
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can start at any time. Infections can occur anywhere and are most severe in wet and humid areas.
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How to identify Early Blight
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8 l Q7 c9 ~- F/ j* ptvb now,tvbnow,bttvbSymptoms of early blight typically begin on the older, lower leaves of a tomato plant. Over time, infections spread upward to www1.tvboxnow.com* l* _ X4 D0 [$ |5 S/ K
6 S. L! u! I& |newer growth. Early blight infections appear as spots that may start out circular or irregular in shape. Spots are dark brown : B+ ]- z% p$ ?7 r8 Z! j
. y6 q2 b0 T" O' sin color and form concentric rings, or a 公仔箱論壇6 ~, B: p! ]; L) y5 t) b
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bullseye pattern, as they grow. The area around the infection commonly turns yellow. As infections grow, 7 W1 `* |& t# r ]- X9 ~+ e) F# L
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leaves may fall off. Extensive loss tvb now,tvbnow,bttvb0 h% H3 r3 ?- C9 I+ r9 V
9 h/ A, ~$ z) }/ E9 t' A公仔箱論壇of foliage is common. Infections most commonly occur on leaves but can also appear on stems and fruit.
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# g2 A6 X. n% T9 {+ I9 n公仔箱論壇How to identify Septoria Leaf SpotTVBNOW 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。: L1 N0 f0 P9 J' P F0 n
, y7 h* L+ N7 F" h" q$ b8 xwww1.tvboxnow.comSymptoms of Septoria leaf spot also start 公仔箱論壇4 V8 g, M. D) B9 [" a/ t$ l8 Z
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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 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。2 F+ o- }8 b. X6 z% k" M
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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. , U7 _$ j) i5 i( e0 `9 H# T
( V4 O' l, `* R) m) {7 }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。Small dark spots, the fruiting bodies of the fungus
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, will appear in the gray or tan centers. As infections progress, leaves can turn yellow, then brown and finally dry
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% ^0 ?& w) d' R. m a+ m ]6 R公仔箱論壇and dead. Stems can also become infected but 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。\" C9 z\" i0 H* l3 V b, i
! c9 f E8 Q ^7 K. B公仔箱論壇infection of fruit is rare.公仔箱論壇9 M1 {& Q" i+ D5 U- R
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How to Prevent and Control Early Blight and tvb now,tvbnow,bttvb+ j' l4 o\" o; L2 J
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Septoria Leaf SpotTVBNOW 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。4 f) `! k2 o2 o: \& p
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Follow the 12 easy steps below to enjoy a 9 L1 f! w2 d3 H2 }' a2 `; Z; e' l. O
\" y8 X: z3 l+ f2 h& Z- l: 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。long season of sweet cherry tomatoes, colorful heirloom tomatoes and richly flavored sauce tomatoes.www1.tvboxnow.com R6 x+ B c% i4 j
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Weed your garden. Some weeds, 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。: o$ n4 `: s7 g) I
" P U1 B) q' ]3 J% M# b" V1 @! Itvb now,tvbnow,bttvblike nightshade, can host early blight and Septoria leaf spot and spread them to your tomato plants.公仔箱論壇& j" p0 r! H) l t
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Rotate crop locations. Don’t www1.tvboxnow.com; x$ j/ ^# e: i2 O n6 C1 U
, O+ f0 \7 H! A) l4 W$ fplant your tomatoes in the same place each year. Early blight and Septoria leaf spot can persist for multiple years in areas
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- ]/ V6 P1 W1 r0 @5 f- Zwhere tomatoes were grown.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。/ k, K1 l, a: J' F) u- k* ^
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Give your tomato plants more space for better airflow. At least 2 feet of spacing, more is better.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。# \9 ^9 K" x: @# B! S
Cover the ground beneath your tomato plants with mulch, plastic or landscape fabric. A cover helps prevent the spread of
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fungus from the soil to your
' B; b" u5 y/ r1 D8 f; }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6 ?( _: U& n5 T
plants.3 P4 ?& M/ r: K% u" [8 F
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Stake or cage plants to keep them
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off the ground. Early blight and Septoria leaf spot can survive on stakes and cages. Use only new or disinfected stakes and 公仔箱論壇- |; W j" d3 |) Y+ E2 R$ n
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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 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。, k3 j2 {3 A2 w+ W7 f r
. W' F6 K# y6 ~+ T7 S! {) x Wspace above the soil without any leaves. Do not use
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5 K( Y' E6 k% H* w( b eoverhead watering.
; T5 }$ {6 ^: {Avoid getting leaves and stems wet as much as possible and avoid watering in a way that may splash soil onto your plants.
* a& y: z& y1 Y% g6 F5 MConsider using a soaker hose or drip tape. Water in the early part of the day. This allows leaves to dry faster. Wet leaves allow
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1 F% a! |( m1 F- G& w$ Ifungus to grow and spread. Avoid working with plants when they are wet. Fungus can be spread more easily when leaves are www1.tvboxnow.com8 x2 W% { s3 y, l, j# y2 T
* |0 U, b8 L2 X6 X+ Owww1.tvboxnow.comwet. Keep your plants happy and healthy. Weak and stressed
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plants are more susceptible to disease.
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Remove and destroy or throw away diseased leaves, both off the
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plantsplant and any that have fallen onto the ground. This may help stop the spread if caught early * i# a' t. x1 P% c l
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enough. If a plant is heavily infectedwww1.tvboxnow.com! L1 B% w\" u/ {8 U5 g) w
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, the entire plant should be removed and destroyed. Do not put infected leaves or plants in a compost pile. Tools used
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to remove diseased leaves should be disinfected before being used on a different plant.www1.tvboxnow.com/ U4 h- ]2 ?# Y4 \9 z" f' u
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Spray plants to prevent and control the www1.tvboxnow.com& Q' |) c) A. j
- |. o. K; d4 [spread of Early blight and Septoria leaf spot. Commercial fungicides are available. For organic gardens, try
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GreenCure.5 b; c& Q. C; `3 ~) U& c5 {4 [
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Late Blight on Tomato Plantstvb now,tvbnow,bttvb- p" _: O+ y* I# ~3 C, I6 @
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Late blight is another fungus that infects tomato plants. It spreads fast and can quickly kill all tomato
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- O3 M( y7 A: q1 s% G% l0 S" ^ b Q$ hwww1.tvboxnow.complants in a garden. Once a tomato plant www1.tvboxnow.com, ~( m4 D4 {4 e' v: w. g8 e0 v0 Q
8 h- ]% H+ e1 M% jis infected with late blight, the entire plant should be removed and destroyed. Late blight infections first appear as small,
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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' [! m& J- A1 [: u$ b; N1 }. ^
, B; B7 d3 Y) m4 w- ]- w! k can infect all parts of a tomato plant, including the fruit. Most of the methods for preventing early blight and 公仔箱論壇/ K* y5 S0 g7 |% ~/ t |0 @% k- I
7 D1 m4 i- s) g: C; N- ^9 qwww1.tvboxnow.comSeptoria leaf spot infections will also help prevent late blight infections. |