Early blight and Septoria leaf spot infections most commonly begin in the early or middle part of the growing season but * l2 Y ~* F: [% O5 {. g* i0 }! N
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can start at any time. Infections can occur anywhere and are most severe in wet and humid areas.1 c. C n0 v0 h- O% `
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9 k; F6 r t1 l7 e, P( o9 _& J0 Cos.tvboxnow.comHow 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 ! m7 a8 k G, M8 _5 l1 y
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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 ! |- E5 q" F7 H3 k- c- n" e) h
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in color and form concentric rings, or a
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bullseye pattern, as they grow. The area around the infection commonly turns yellow. As infections grow,
0 x6 x: s* k0 V5 e% ?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。
$ r5 E) L: X$ a2 [1 {# 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。leaves may fall off. Extensive loss
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, x9 ?' t% J2 |/ ?# c' L. A6 Pof foliage is common. Infections most commonly occur on leaves but can also appear on stems and fruit.os.tvboxnow.com3 g0 b) _& P J0 t! u# ]$ |, [
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6 I& g7 V) j! f: y- H# M3 ftvb now,tvbnow,bttvbHow to identify Septoria Leaf Spot公仔箱論壇$ Z$ F/ }' ~3 r: r/ ^7 y
$ I: w: V- V5 j0 _' mos.tvboxnow.comSymptoms of Septoria leaf spot also start
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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
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3 y( ^! l( E+ h0 gtvb now,tvbnow,bttvbshape 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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4 ~$ X9 w2 z0 d. \1 ZSmall dark spots, the fruiting bodies of the fungus
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2 m8 w; ^6 X/ W! e/ B9 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。, will appear in the gray or tan centers. As infections progress, leaves can turn yellow, then brown and finally dry % Z& l5 D0 @8 X/ V l% q& _
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and dead. Stems can also become infected but
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infection of fruit is rare.
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5 l6 c6 X) g+ Los.tvboxnow.com) O( I1 @3 u. n5 E: F- q9 V5 V
How to Prevent and Control Early Blight and & ~8 R# E% J* 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。/ z. W\" c+ S. m X\" w
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 N9 h7 ^6 @0 D' o: y* y, K' @+ ]
d* t5 v$ }6 {$ I5 E* ]& FFollow the 12 easy steps below to enjoy a 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。- N( p* [( ]( o6 a\" I
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long season of sweet cherry tomatoes, colorful heirloom tomatoes and richly flavored sauce tomatoes.
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2 e8 d7 u/ z+ \0 d6 b. M7 w3 sWeed your garden. Some weeds, os.tvboxnow.com& E B5 y1 u' S! c9 h' N
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like nightshade, can host early blight and Septoria leaf spot and spread them to your tomato plants.2 r3 v" Y3 c* m' U
7 e' \: ^9 R9 u1 j- l( ros.tvboxnow.comRotate crop locations. Don’t 6 G; ]/ p w0 z* r
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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
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0 g7 `, r, v0 ^2 g% M3 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。where tomatoes were grown.
h& d% v) c+ u1 v$ ?+ kTVBNOW 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 Y- @, Y9 n2 K7 `4 E- aTVBNOW 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。Give your tomato plants more space for better airflow. At least 2 feet of spacing, more is better.
2 _5 j# d! Y/ u) y E公仔箱論壇Cover the ground beneath your tomato plants with mulch, plastic or landscape fabric. A cover helps prevent the spread of os.tvboxnow.com& n$ }0 o# x. q$ b% @
; t. t9 W% g# S6 @& [$ Q, b* jfungus from the soil to your
0 P0 l- {3 e4 }( mTVBNOW 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 }, a* i& E( u/ T
plants.9 Y1 U( J3 g | R
* N: x& g$ r4 G5 L+ ZTVBNOW 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。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
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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 os.tvboxnow.com2 W, L( [: G; {3 }+ D4 l$ g* O- Q
/ W( }$ w( p! l! }os.tvboxnow.comspace above the soil without any leaves. Do not use + L# {: l+ H% R( ~; _4 P
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overhead watering.
4 D. X2 `0 h1 y- E8 e! KAvoid getting leaves and stems wet as much as possible and avoid watering in a way that may splash soil onto your plants. ( ?4 i n2 Y% u: f6 z2 h, A
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 tvb now,tvbnow,bttvb; @4 E. J ]6 L4 V4 }1 E
" B" r3 p' S) _) j9 Ktvb now,tvbnow,bttvbfungus 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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8 Y ^9 f! t1 }' A- k7 {wet. Keep your plants happy and healthy. Weak and stressed
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/ _! D9 Q7 b* O5 J8 jplants are more susceptible to disease.
% h+ b4 j( S; A; C4 jtvb 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。8 m% n6 B2 x' H; F7 x
Remove and destroy or throw away diseased leaves, both off the $ B: A y1 H\" j, O! i* i
; M% \+ i# c5 o9 v$ f! J! ATVBNOW 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。plantsplant and any that have fallen onto the ground. This may help stop the spread if caught early 4 X5 J3 t, U$ w; K
& R8 B1 Y/ \) g; `1 D. Z( W+ @9 \ d* TTVBNOW 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。enough. If a plant is heavily infectedTVBNOW 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 R9 P# E9 ~7 D% O% ^8 ?+ a
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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 6 d( J$ }( P. f0 ]
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to remove diseased leaves should be disinfected before being used on a different plant.
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6 p8 m1 a i7 F+ s/ B2 ?tvb now,tvbnow,bttvbSpray plants to prevent and control the
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1 B6 {3 e\" F4 Q2 R3 ^: U& h! T公仔箱論壇spread of Early blight and Septoria leaf spot. Commercial fungicides are available. For organic gardens, try + E% e [$ C/ b" v: v) T1 d; K# l0 m
0 Q! D6 Z& p( t3 L$ 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。GreenCure.
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& n$ K" d, n5 `& r* T$ c( ]tvb now,tvbnow,bttvbLate Blight on Tomato Plants
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4 d- H2 ?: i9 U9 m: u! z; n$ \2 U0 @tvb now,tvbnow,bttvbLate blight is another fungus that infects tomato plants. It spreads fast and can quickly kill all tomato
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plants in a garden. Once a tomato plant 0 }: p7 y% T W9 J% r
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is infected with late blight, the entire plant should be removed and destroyed. Late blight infections first appear as small, 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。, J5 B+ Z5 T5 B) }- E/ d
# T, F4 h* _7 h1 E+ Ywater-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
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% c: p\" Y$ R/ I) i; M* k& x3 u can infect all parts of a tomato plant, including the fruit. Most of the methods for preventing early blight and tvb now,tvbnow,bttvb% k3 Y0 I, z" s/ F/ ~
! ~6 r$ k1 w7 i# H2 J. z7 QSeptoria leaf spot infections will also help prevent late blight infections. |
發表於 2019-4-13 05:03 PM
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