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 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。" x$ k Z& [1 o0 v5 p
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can start at any time. Infections can occur anywhere and are most severe in wet and humid areas." T" F4 f- H2 Y( M) h; @" }1 z
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t. F( L6 x; b/ F; E% fHow to identify Early Blight公仔箱論壇 D4 j0 y3 Y# N' s0 a [; M7 a
9 x3 ^0 L$ {: S. G v1 S5.39.217.77:8898Symptoms of early blight typically begin on the older, lower leaves of a tomato plant. Over time, infections spread upward to 5.39.217.77:88987 Y9 \' d9 ?, ?$ B( v
5.39.217.77:8898( K) L* _- {) e2 B5 g! m: p7 h
newer growth. Early blight infections appear as spots that may start out circular or irregular in shape. Spots are dark brown 5.39.217.77:88982 y5 r* x# O4 e0 ^+ n# ]
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- Z& w$ H+ f9 M5 x. P
in color and form concentric rings, or a , \; S/ \4 ~1 z
. B4 }3 w$ G$ @: f\" l公仔箱論壇bullseye pattern, as they grow. The area around the infection commonly turns yellow. As infections grow, " ?; P. K, E1 V/ s) K$ stvb now,tvbnow,bttvb4 h7 I+ A Q* S: q" d 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。& {3 w- X! q0 Q# L( Z8 [* v
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of foliage is common. Infections most commonly occur on leaves but can also appear on stems and fruit. # m% W( G, W! J; G9 N5.39.217.77:8898 , i+ e/ a; f; ?4 P5.39.217.77:88980 J5 J3 j4 l% q W) }
How to identify Septoria Leaf Spot) N. U, P/ D1 w# o
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Symptoms of Septoria leaf spot also start / @) ~! F5 [$ Q1 p0 O! X/ x
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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4 f' t% d. V! `2 }) p# P1 c
! r# h V4 L: o* b3 kshape 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2 r, ^7 o* P" @4 Q& X2 Y
; O6 O. s0 d m# ]+ C$ K- q2 Rtvb now,tvbnow,bttvblong season of sweet cherry tomatoes, colorful heirloom tomatoes and richly flavored sauce tomatoes. 5 E: p. }+ K. o' c; d/ e n0 N( A2 n$ 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。 2 i9 T9 v# f- h" E) R, W+ P5.39.217.77:8898Weed 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。3 t( R% i2 N1 X$ L# Y3 m) ]- l3 Y
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like nightshade, can host early blight and Septoria leaf spot and spread them to your tomato plants. ( b C8 K. z& O6 E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。% ]: K: y) E. t0 J Rotate crop locations. Don’t tvb now,tvbnow,bttvb- t! R* O* o, c j4 t# {% P) h5 N5 x; i
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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 tvb now,tvbnow,bttvb$ R" o0 l: h9 l4 x# ^& U
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where tomatoes were grown.公仔箱論壇, Q" i" z- j3 P3 D& [( z
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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。5 a7 l6 C8 S; K' a8 @& u- Y
Cover the ground beneath your tomato plants with mulch, plastic or landscape fabric. A cover helps prevent the spread of u0 Q; r7 O+ c ptvb now,tvbnow,bttvb公仔箱論壇0 r( h5 U: h3 e* ^
fungus from the soil to your & V* U! Z/ i" s5 c; `$ [* D8 y' H# T5 U$ k
plants. 8 j' h8 R0 K* I. D( \+ O% _5.39.217.77:8898 6 j6 A# X0 G7 I* X& T1 U5 [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。Stake or cage plants to keep them tvb now,tvbnow,bttvb" M8 a: p6 ~+ r$ h/ ^3 ~
, f* k& c Z! }$ p& _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。off the ground. Early blight and Septoria leaf spot can survive on stakes and cages. Use only new or disinfected stakes and * C% i9 c2 M2 ]( i* z$ j1 Q
: w: l% `& v$ L& \) l' q+ I公仔箱論壇cages. Remove lower leaves for better airflow. As plants mature, remove lower leaves until there is about 8 to 10 inches of $ Z. s+ z/ ^. f" D 0 G: R' p3 I/ v! U( rspace above the soil without any leaves. Do not use 5.39.217.77:8898) M% c5 G0 p. w7 r* N5 s9 R. F\" ]0 h
4 `5 s: m8 }# 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。overhead watering. 9 N# q9 T# _" X$ l3 C8 s& j. ctvb now,tvbnow,bttvbAvoid getting leaves and stems wet as much as possible and avoid watering in a way that may splash soil onto your plants. 5.39.217.77:8898" |" p4 {9 g( V: a! A- ?2 Y( l
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 公仔箱論壇# `/ {0 y/ \8 }
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fungus to grow and spread. Avoid working with plants when they are wet. Fungus can be spread more easily when leaves are " t7 [& O+ r) C# q9 a0 v8 M: j
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wet. Keep your plants happy and healthy. Weak and stressed / G; p! }3 M. X # O' t6 _# y2 i. s) 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。plants are more susceptible to disease. * r' V0 {$ W K7 u. ?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。5.39.217.77:88984 @0 L! o7 s; \9 A+ k
Remove and destroy or throw away diseased leaves, both off the + H' ]# y8 K, W$ ?* h. v公仔箱論壇+ F$ Y/ Y7 q8 `
plantsplant and any that have fallen onto the ground. This may help stop the spread if caught early . W% c9 X8 E2 V+ I" |) h! 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。 9 b$ d' g9 {* w, P8 S* M, G公仔箱論壇enough. If a plant is heavily infected6 m: S\" z) J3 [2 J# O
' r; x( ]7 h) N6 h1 ttvb now,tvbnow,bttvb, the entire plant should be removed and destroyed. Do not put infected leaves or plants in a compost pile. Tools used 8 f* H) g/ |1 T0 a- |- P* D& l ptvb now,tvbnow,bttvb + X% X* c- |# @tvb now,tvbnow,bttvbto remove diseased leaves should be disinfected before being used on a different plant. $ ]/ L0 q- m9 `+ y! `5.39.217.77:8898 ! w) z3 R0 ?+ `3 @; Z! ^: @Spray plants to prevent and control 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。% w) P3 |. U7 b. h
b3 W t9 _2 NTVBNOW 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。Late Blight on Tomato Plants 6 a3 o6 B! l6 E) D1 H% D( t$ [- Ctvb now,tvbnow,bttvb % A' C) C, s; Y2 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。Late blight is another fungus that infects tomato plants. It spreads fast and can quickly kill all tomato # ~) i& y' Q+ _- \0 i / G2 a& ]7 R2 s: C3 lplants in a garden. Once a tomato plant 0 s- L! U: N8 ?4 M0 ~tvb now,tvbnow,bttvb公仔箱論壇5 ~! L. L% X) x+ o/ L& A3 n3 @
is infected with late blight, the entire plant should be removed and destroyed. Late blight infections first appear as small, tvb now,tvbnow,bttvb/ T- ]" Z7 ^, y, n+ r7 S) r
% d7 J' J2 m3 n7 E2 Vwater-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 blight5.39.217.77:88986 a- y* j( m* e o* K3 i/ _
5.39.217.77:8898, O' Q) D- T\" e) C can infect all parts of a tomato plant, including the fruit. Most of the methods for preventing early blight and tvb now,tvbnow,bttvb: F3 w3 z% g* V+ k; o8 t* }* t
: y/ y9 \9 m) }4 b. H; C1 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。Septoria leaf spot infections will also help prevent late blight infections.
