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 公仔箱論壇$ ?% B2 ~5 ~9 \1 C, O
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can start at any time. Infections can occur anywhere and are most severe in wet and humid areas. # D \* g9 G8 ]5 `5 \1 X公仔箱論壇! C; z/ {+ v( d( K; P& y: J
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How to identify Early Blighttvb now,tvbnow,bttvb0 {6 T2 ~' m0 ?$ \4 M
( ] \- m& C0 m4 ^( _Symptoms of early blight typically begin on the older, lower leaves of a tomato plant. Over time, infections spread upward to 0 V3 _ }6 h) 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。; x, }6 G. G' c' h, X5 ~
newer growth. Early blight infections appear as spots that may start out circular or irregular in shape. Spots are dark brown tvboxnow.com7 w6 p3 L% b, c) j" H
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in color and form concentric rings, or 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。7 V+ W8 g! I$ _5 D7 r l5 Y# i
! `* P: e7 d9 }! v/ y1 o* ^% 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 / n J( \1 `* }% v ' ?9 R2 U- A4 Q$ S9 r! bof foliage is common. Infections most commonly occur on leaves but can also appear on stems and fruit.tvb now,tvbnow,bttvb1 e; b/ u9 a I1 s) 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。- m* z& C1 a" l w! W6 d
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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。- C/ s: Q" L7 B+ Y
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Symptoms 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。$ r+ g: E- Z& Z. M: D
8 o; O( V8 q* W' u/ Won the older, lower leaves of a tomato plant and spread upward to newer growth. The spots start out circular but change ! l/ [8 |6 Y$ b7 T* u5 j& ^公仔箱論壇% ?8 s" f+ z' @1 e) s$ l
shape as they grow and can merge with other spots. Spots typically have a dark brown edge with a lighter gray or tan center. 6 z0 I1 b; G4 M9 J7 W7 ztvboxnow.com" d! t$ P4 T5 V
Small dark spots, the fruiting bodies of the fungustvboxnow.com! f4 O7 [ y9 M* P, K* J1 _/ t
]+ R) g9 D% m/ z# Z公仔箱論壇like nightshade, can host early blight and Septoria leaf spot and spread them to your tomato plants. , F( s) Y j3 g, _8 O9 V$ S. B公仔箱論壇公仔箱論壇0 N, U1 ]0 j( q. [$ c9 l9 s# g0 w Rotate crop locations. Don’t + t2 B) G0 G7 D% Q9 a: A! a公仔箱論壇 l2 S' k/ ]% v$ S& ]
plant your tomatoes in the same place each year. Early blight and Septoria leaf spot can persist for multiple years in areas 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。" f$ S# ~- u2 j6 X) B
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where tomatoes were grown. $ I* y0 S- ^6 i9 ptvboxnow.comTVBNOW 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。+ B7 T* b" y3 [! m* C0 L$ D2 q
Give your tomato plants more space for better airflow. At least 2 feet of spacing, more is better. 0 W: b; e; F; v* K) j6 U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 + Q% b) @0 @8 s6 n- g5 n公仔箱論壇公仔箱論壇; T6 m6 `" r1 l2 ?2 q3 T
fungus from the soil to your 2 ?' B3 K; x& z$ }! H. F. F! w! j1 _& W0 m, O t: u t" P
plants. * I% ]" b) p* _, r' ^6 B/ ~3 } ! `4 Z( _: u5 k# G: x HTVBNOW 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 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 P8 C! R& f* K5 g' r1 g
( x) w' F. v% Q& i/ M/ Z) w) J' J) Soff the ground. Early blight and Septoria leaf spot can survive on stakes and cages. Use only new or disinfected stakes and tvb now,tvbnow,bttvb. T# \8 A" |) E
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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 ( I! f. N* M) | r! L, yTVBNOW 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。tvboxnow.com. _4 x, T% v) r% {
space above the soil without any leaves. Do not use 7 Y {. i1 d2 o' d! H5 rtvb now,tvbnow,bttvb6 e\" T- s2 G$ @7 s- G3 L, o! f. w
overhead watering. 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 i- S c9 Y( Z* Z; a- N ^
Avoid getting leaves and stems wet as much as possible and avoid watering in a way that may splash soil onto your plants. 3 H* h5 W4 x8 x% w# e- ZConsider using a soaker hose or drip tape. Water in the early part of the day. This allows leaves to dry faster. Wet leaves allow ' n. L6 m/ {# d0 Z1 n- _tvb now,tvbnow,bttvb 1 @1 P$ M Y9 o! ~ Y2 v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 公仔箱論壇0 K7 @2 k; F1 }" c9 t; U4 |% n
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wet. Keep your plants happy and healthy. Weak and stressed tvboxnow.com) g3 M0 R+ v r0 l* P% a0 F; l
8 Y* g, v5 G) ], N) b5 O) WGreenCure. 0 A% X( v* Y4 K& k; O* F4 Z % e9 i$ _$ q9 C9 ^% B! W$ Ttvboxnow.comTVBNOW 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 n$ }' ?2 {. S) Y d
Late Blight on Tomato Plantstvb now,tvbnow,bttvb$ q9 e* T* N6 p4 m0 {
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Late blight is another fungus that infects tomato plants. It spreads fast and can quickly kill all tomato 0 [% s U" r- v# c% _- ? & L8 J3 p* i" ]+ T% G2 F+ q) `plants in a garden. Once a tomato plant ' T$ N& c) \* b/ \* `6 C& I Y* G2 k: k9 s1 K8 ~" h
is infected with late blight, the entire plant should be removed and destroyed. Late blight infections first appear as small, + P2 W. S; r( ?' `, 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。* J @2 ?1 i& g) X4 O" d4 E/ \' D
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 blighttvboxnow.com* o% O7 Y3 J t9 I9 @
7 ]) E: r( l r can infect all parts of a tomato plant, including the fruit. Most of the methods for preventing early blight and tvb now,tvbnow,bttvb7 f) ~1 I+ l2 R5 Q7 x" w
- S% m. Y8 }! o) C) `- d$ JSeptoria leaf spot infections will also help prevent late blight infections.
