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 7 S8 U: B* j) a, { ; R- z6 h* `$ J# QTVBNOW 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.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。6 V5 [# P7 M, \3 g' M4 J
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$ {5 O3 m: V. O: o' P# A% p* v7 mHow to identify Early Blight * k0 {6 k& v$ |5.39.217.77:88987 k7 R$ ?. U8 Z" ?0 b. d
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! a2 ?0 S0 {" G
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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 tvb now,tvbnow,bttvb* p$ o" C5 v' U7 Y, o4 M) t
/ `3 m7 }4 z! D( R: E: ?tvb now,tvbnow,bttvbin color and form concentric rings, or a / i6 t' O8 }7 E6 H2 {. {$ ]. \ |- l0 c; m9 D7 o
bullseye pattern, as they grow. The area around the infection commonly turns yellow. As infections grow, 6 S3 |9 W. Q) F) Y3 W2 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。1 O( f h7 D5 K' f3 K; u q leaves may fall off. Extensive loss 5.39.217.77:8898# E, w1 _- S" j N: X$ B9 [- Y
. X m3 A6 \0 g; [+ n5 {of foliage is common. Infections most commonly occur on leaves but can also appear on stems and fruit.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. g& c0 J3 z" J
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6 n$ \- q; M& N0 H* _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。+ k! K( v8 C9 }
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Symptoms of Septoria leaf spot also start % `7 _. T& Q) \; h% E1 A( C j + `) @. e/ z+ c, N0 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。on the older, lower leaves of a tomato plant and spread upward to newer growth. The spots start out circular but change , N) e( W5 T; Q
: l1 l$ N4 ?# L, u B公仔箱論壇Weed your garden. Some weeds, ! J: v# j7 V) o% ?公仔箱論壇公仔箱論壇% T6 e: e7 a6 p8 N) i! T
like nightshade, can host early blight and Septoria leaf spot and spread them to your tomato plants. 9 G7 I. T3 X( D9 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。 4 L' d3 N( |7 q& \0 I( }% tRotate crop locations. Don’t 5 m+ Q( ^6 i; E* Ctvb now,tvbnow,bttvb+ g6 P& |* L. M$ ^7 ~ A+ D
plant your tomatoes in the same place each year. Early blight and Septoria leaf spot can persist for multiple years in areas - W" \+ z3 A$ ~1 g5 A* f$ W# 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。, q5 ^; ^3 `6 C! K$ u! y
where tomatoes were grown. 5 |6 r' P& l9 ?- ztvb now,tvbnow,bttvb 4 r( e( x/ i+ l2 S. Stvb now,tvbnow,bttvbGive your tomato plants more space for better airflow. At least 2 feet of spacing, more is better. 7 l" N+ m8 O7 V/ y& H6 K% S% gCover the ground beneath your tomato plants with mulch, plastic or landscape fabric. A cover helps prevent the spread of tvb now,tvbnow,bttvb! y, n, T/ ?4 U; f
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fungus from the soil to your ( u7 k$ u% c' m3 b" q$ [, i 4 m8 q4 n; k! }/ |plants.公仔箱論壇7 R) `+ o0 B3 a5 ^
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Stake or cage plants to keep them 5.39.217.77:88983 T3 W$ W4 Z% B
6 {) E& ]6 o2 b% N3 H9 q( 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。off the ground. Early blight and Septoria leaf spot can survive on stakes and cages. Use only new or disinfected stakes and 公仔箱論壇% K1 I$ d y3 i7 o0 S
8 b& M+ S( ?' P; S1 q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 7 y) ~ U, i/ Q6 w7 a5.39.217.77:8898 . {5 y- T) q0 x Kspace above the soil without any leaves. Do not use tvb now,tvbnow,bttvb3 V- I# I; z C% p( g
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overhead watering. % G- g8 E8 Q2 _/ ?+ W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. 4 Q0 d: ~+ ^, p8 Y9 {; g8 Q( yConsider 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& q3 V( d" |" q' L6 W7 o* l/ e5 N, N
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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 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。: O4 s' ]7 e+ V! `
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wet. Keep your plants happy and healthy. Weak and stressed ! @6 i0 t' J6 i, \' j- v
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。$ k9 E2 \. ^! e8 n
plants are more susceptible to disease., h" U [" X" b- M" `3 P1 C
5 f, x8 a5 c1 L( e公仔箱論壇plantsplant and any that have fallen onto the ground. This may help stop the spread if caught early 公仔箱論壇8 k* w% C9 q9 v) R
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enough. If a plant is heavily infected& n0 j7 h) o5 {
: O7 S\" f$ X7 V. F5 K N$ ~ , the entire plant should be removed and destroyed. Do not put infected leaves or plants in a compost pile. Tools used - x, b, |: U1 W9 C. ~tvb now,tvbnow,bttvb公仔箱論壇& [' ~' r( a' r: ^, b0 m
to remove diseased leaves should be disinfected before being used on a different plant. . o" t$ t7 q, Y n4 cTVBNOW 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。* v0 A5 s8 F( t- h5 U
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。/ H, d! _8 H: ]
3 D3 e6 l$ M' @4 ^: q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。* E' @. H% t N; N( q* J
Late Blight on Tomato Plants- | i6 j; t# t
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Late blight is another fungus that infects tomato plants. It spreads fast and can quickly kill all tomato 6 d9 ^& W2 H; y, h' L% K% y8 JTVBNOW 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。, ?# L- h/ \) ?/ v$ x plants in a garden. Once a tomato plant . p: q! p, M/ O+ T, p , [2 l7 U5 M6 R/ l5.39.217.77:8898is infected with late blight, the entire plant should be removed and destroyed. Late blight infections first appear as small, 公仔箱論壇4 J t" W6 |% h
# m! x( g0 w% r8 M- z5.39.217.77:8898water-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 blightTVBNOW 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 t8 A- M* A. Y* V/ e
tvb now,tvbnow,bttvb6 y$ H5 X. J, N% e, ~4 S can infect all parts of a tomato plant, including the fruit. Most of the methods for preventing early blight and 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。$ W3 K" X. f# Y2 T( n/ ]' u
6 _2 e% m# A: @# F) xSeptoria leaf spot infections will also help prevent late blight infections.
