Early blight and Septoria leaf spot infections most commonly begin in the early or middle part of the growing season but
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: ]0 |+ r0 V. Y& J8 h# Y1 m& 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。can start at any time. Infections can occur anywhere and are most severe in wet and humid areas.; X ~2 \; z& j1 X: s, f
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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 公仔箱論壇$ G* s M5 P0 N2 f P. x9 l
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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 www.tvboxnow.com- I- S5 P/ Z8 g8 v3 p# A, B5 e3 F. H
$ Y# n$ W4 b1 Z: E! XTVBNOW 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。in color and form concentric rings, or a / x) g! v9 n\" K# f
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bullseye pattern, as they grow. The area around the infection commonly turns yellow. As infections grow,
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leaves may fall off. Extensive loss
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7 e0 P" c$ B3 Y$ H& Y$ Wtvb now,tvbnow,bttvbof foliage is common. Infections most commonly occur on leaves but can also appear on stems and fruit.
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How to identify Septoria Leaf Spot
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Symptoms 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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8 U; {$ @# o8 c& {& K' a* ntvb 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. 公仔箱論壇% k' T0 K, |/ F2 G' t+ U0 z
7 q: F W- ^; p% O- z" }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 www.tvboxnow.com! ]3 P! {, ?' I# H" v0 e7 m
' ~4 l, Y0 Y+ _; ?8 band dead. Stems can also become infected but 公仔箱論壇; j5 u [* t8 \. _* R
! m# G% }# z8 c* G& Ttvb now,tvbnow,bttvbinfection of fruit is rare.
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: @& h/ {0 J2 A% u- o" `; V) ^tvb now,tvbnow,bttvbHow to Prevent and Control Early Blight and www.tvboxnow.com: j& ~; v2 N\" K. ~# @
# k0 |, \# L+ X- m' Mtvb now,tvbnow,bttvbSeptoria Leaf Spottvb now,tvbnow,bttvb, C: f4 b$ @4 e5 d5 B
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Follow the 12 easy steps below to enjoy a
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long season of sweet cherry tomatoes, colorful heirloom tomatoes and richly flavored sauce tomatoes.- x7 D$ N# A* ~% [" i
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。0 L* B- ^* U, H! t" q
Weed your garden. Some weeds,
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: K9 @$ N" c$ U& y; {6 N: |4 Ptvb now,tvbnow,bttvblike nightshade, can host early blight and Septoria leaf spot and spread them to your tomato plants.
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Rotate crop locations. Don’t
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) s7 ?" j, Y& G) Splant 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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where tomatoes were grown.
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Give your tomato plants more space for better airflow. At least 2 feet of spacing, more is better.
% L. \& h# h% t9 e8 X' C8 T$ GCover the ground beneath your tomato plants with mulch, plastic or landscape fabric. A cover helps prevent the spread 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。' c' G1 a9 G* q
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fungus from the soil to your
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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。: w! `+ _$ Y: b, d9 ]* A! l& 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。) d2 B6 i7 z; A$ J, {2 a
Stake or cage plants to keep them 公仔箱論壇, E1 o4 u, c, A5 J8 F
, ^6 z5 x5 |0 c* D- Q8 Y公仔箱論壇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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$ v% C3 @( ~0 e Y4 tcages. Remove lower leaves for better airflow. As plants mature, remove lower leaves until there is about 8 to 10 inches of
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space above the soil without any leaves. Do not use
+ Z: H: D, D, q9 i, V x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。, e2 M Q {8 A7 j; ?& l
overhead watering.
" O0 X8 {# _4 S公仔箱論壇Avoid getting leaves and stems wet as much as possible and avoid watering in a way that may splash soil onto your plants.
$ X) r+ C; [( Z6 f" f$ nConsider 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- f ~& M/ \5 C8 p- M5 ~) b* J
! k! T) x! r! N! K6 v3 w公仔箱論壇fungus 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 2 W/ X) D\" Y: ]5 N$ q5 w% G
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plants are more susceptible to disease.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。! b5 i+ H4 d' L; ^- v! @6 b6 E
% }1 l# q6 E( U( B3 l- Lwww.tvboxnow.comRemove 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。# U, ~- m o/ P4 v
公仔箱論壇, w! u$ [# e\" S- Q
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。% ~, N: I9 ]# Q+ h' m; A4 G
1 n W4 _. M2 _, D. @www.tvboxnow.comenough. If a plant is heavily infected
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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。: S0 A- L8 @% N3 T0 S0 d+ R
5 m! r( i' c4 w/ ^. otvb now,tvbnow,bttvbSpray plants to prevent and control the ' d1 S n- K) c: e& x
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spread of Early blight and Septoria leaf spot. Commercial fungicides are available. For organic gardens, try
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GreenCure.9 u7 q! l$ u% o% R* T
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Late Blight on Tomato PlantsTVBNOW 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 y1 G1 A/ t' l* L/ q2 B% r
" O: n0 @% |/ a/ B/ T# iLate blight is another fungus that infects tomato plants. It spreads fast and can quickly kill all tomato 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。1 ~: n! P1 Y+ ~, H% h! M9 Y
4 s* C$ m( f( u' H0 k3 X% Jtvb now,tvbnow,bttvbplants in a garden. Once a tomato plant
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! O1 E Q4 D( K0 l+ X% [is 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. q5 {3 ]$ Q% T* Q6 ^; Y$ S
. y0 r& f5 Q4 l$ b% @ can infect all parts of a tomato plant, including the fruit. Most of the methods for preventing early blight and
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L& a* _2 W; Y; |. o+ l8 k6 lwww.tvboxnow.comSeptoria leaf spot infections will also help prevent late blight infections. |
發表於 2019-4-13 05:03 PM
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