Early blight and Septoria leaf spot infections most commonly begin in the early or middle part of the growing season but
+ @5 `5 O: B% B/ q# S" j0 @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" l( g7 O+ \! S# C, L% w
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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Symptoms of early blight typically begin on the older, lower leaves of a tomato plant. Over time, infections spread upward to & J3 x6 z3 |% [; |
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newer growth. Early blight infections appear as spots that may start out circular or irregular in shape. Spots are dark brown
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, ^; H2 P6 e' y) o公仔箱論壇in color and form concentric rings, or a 9 p& F6 N! d! I! q3 Z
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bullseye pattern, as they grow. The area around the infection commonly turns yellow. As infections grow, ; |4 S" k/ J- v3 D4 \% _
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leaves may fall off. Extensive loss 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 }( ]1 p, r n8 B0 t5 z" g& H
# x. c1 v7 W/ Iof foliage is common. Infections most commonly occur on leaves but can also appear on stems and fruit.
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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。5 B/ A2 g" i8 F1 ?7 P; M* ?2 w
How to identify Septoria Leaf Spotos.tvboxnow.com X7 ]5 O* d9 A8 }
4 n, p" Y: u4 q0 Y; K7 I$ ~+ A' @* mSymptoms of Septoria leaf spot also start 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。5 Q1 g7 g, G6 H5 j( a2 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 公仔箱論壇+ Y0 A- j$ s2 y# J0 r
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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.
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Small dark spots, the fruiting bodies of the fungus
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0 ?2 R& C' y$ J' r6 r. O; l5 d, will appear in the gray or tan centers. As infections progress, leaves can turn yellow, then brown and finally dry
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and dead. Stems can also become infected but
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8 z* ]% g' o; ~1 G: Btvb now,tvbnow,bttvbinfection of fruit is rare.' g: r* }( J6 r: V! [! p
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How to Prevent and Control Early Blight and
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Septoria Leaf Spot公仔箱論壇1 T& @5 ?" i" a t. k
5 [% o4 |& u: ^! m8 uTVBNOW 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。Follow the 12 easy steps below to enjoy a
- Y$ T0 L* y8 b公仔箱論壇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。; w, ^ B0 G' ^* J; F2 C
long season of sweet cherry tomatoes, colorful heirloom tomatoes and richly flavored sauce tomatoes.公仔箱論壇1 ^; f; }/ R* L$ Z* v
# U) \2 v0 [: M/ { i& R9 ?- |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。Weed your garden. Some weeds, tvb now,tvbnow,bttvb' w! `. s7 r$ Y6 K9 V" O
4 f+ z. d/ p" }7 p5 h" @like nightshade, can host early blight and Septoria leaf spot and spread them to your tomato plants.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 ~+ ~) T. A- e
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Rotate crop locations. Don’t
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plant your tomatoes in the same place each year. Early blight and Septoria leaf spot can persist for multiple years in areas 公仔箱論壇 e' v7 w7 ^; S ]7 W
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where 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。) @) D/ k1 P4 U* j- J
. [ x. w6 e. y, T) V, r- ^Give your tomato plants more space for better airflow. At least 2 feet of spacing, more is better.! x4 ~$ e3 {1 K1 s2 V* |7 U J
Cover the ground beneath your tomato plants with mulch, plastic or landscape fabric. A cover helps prevent the spread of os.tvboxnow.com+ G: `5 Z. r& n6 Z, B
* i% r0 m0 u4 b2 [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。fungus from the soil to your
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plants.
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! g7 _! d' o( Q9 u3 c+ A% iStake or cage plants to keep them tvb now,tvbnow,bttvb6 O1 J1 t2 G* `# z. H& [# A
$ K+ k- D: ^) }5 ^, ?6 j0 S! M0 [os.tvboxnow.comoff the ground. Early blight and Septoria leaf spot can survive on stakes and cages. Use only new or disinfected stakes and os.tvboxnow.com3 g* r/ h1 p; s, ~, E& O( M$ y
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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
2 E# V% l$ A, t1 ]9 n% q7 V3 Gos.tvboxnow.com q! d! y. U) f) T- L# ~7 K$ r- G2 M
space above the soil without any leaves. Do not use : |9 H% X- d2 h U4 v% _6 v0 G
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overhead watering. 公仔箱論壇; N$ ?2 Y7 i/ y. r V7 q0 p
Avoid getting leaves and stems wet as much as possible and avoid watering in a way that may splash soil onto your plants.
( F( s! i4 e: P1 a# N4 J- p& Y公仔箱論壇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
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1 c+ w. b$ U+ _1 _& E' ffungus to grow and spread. Avoid working with plants when they are wet. Fungus can be spread more easily when leaves are
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wet. Keep your plants happy and healthy. Weak and stressed
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plants are more susceptible to disease.; l4 i1 l, \; P9 J8 T+ F; F
- y+ @4 A1 Z% n5 P" I8 }, ~( c0 eRemove and destroy or throw away diseased leaves, both off the 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。7 O+ B8 o2 b\" B
. @5 s$ l2 G2 z5 a% [/ `5 x6 ^$ I7 h0 Mplantsplant and any that have fallen onto the ground. This may help stop the spread if caught early / W `+ u; _- W8 A
* U7 U2 g# A' N7 `" Y0 R2 rtvb now,tvbnow,bttvbenough. If a plant is heavily infected' |\" ^, f# _* _4 {/ u- i' M X
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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.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。$ q+ {. t" n! u1 S! j+ n; d9 ^
' {3 m+ f+ H+ l6 ]; }4 J公仔箱論壇Spray plants to prevent and control the
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g0 d* v; X0 D( Uos.tvboxnow.comspread of Early blight and Septoria leaf spot. Commercial fungicides are available. For organic gardens, try os.tvboxnow.com. H3 Y3 S. j# H3 T- B% g) I8 x. Y4 O
# L9 i8 C j9 cGreenCure.
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Late Blight on Tomato Plants
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Late blight is another fungus that infects tomato plants. It spreads fast and can quickly kill all tomato
! a' K4 @1 ~3 G4 w; i7 A4 S, ^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。tvb now,tvbnow,bttvb. p2 x3 A7 X; b* ~) z7 ?
plants in a garden. Once a tomato plant 公仔箱論壇& y- p7 ?; Y/ {: h
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is infected with late blight, the entire plant should be removed and destroyed. Late blight infections first appear as small, 公仔箱論壇7 y9 b$ m! C# m7 _6 s# Z$ k
0 x; ~4 O, O+ _) Q, O! B+ b+ R% fTVBNOW 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。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公仔箱論壇7 I+ O% d0 s! v# }
- v5 p- L: ~7 S- R; I* ltvb now,tvbnow,bttvb can infect all parts of a tomato plant, including the fruit. Most of the methods for preventing early blight and os.tvboxnow.com( i1 e7 W+ _* s: s) b @
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Septoria leaf spot infections will also help prevent late blight infections. |
發表於 2019-4-13 05:03 PM
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