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7 k0 r5 q9 y6 E
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can start at any time. Infections can occur anywhere and are most severe in wet and humid areas.tvb now,tvbnow,bttvb/ A; r v- p5 g, ^+ O9 Y9 H5 N' c% T' Z
8 A& }2 z5 b# A- I& i公仔箱論壇 8 F' @# m" e$ X: S7 I, U" c% 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。How to identify Early Blight ( g3 m# W/ 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。5.39.217.77:8898: [+ U; v. i4 u# {
Symptoms of early blight typically begin on the older, lower leaves of a tomato plant. Over time, infections spread upward to 1 r: a! N" w# S# t& }' h
/ e+ A. I: k$ ~2 g1 \, Gtvb now,tvbnow,bttvbnewer growth. Early blight infections appear as spots that may start out circular or irregular in shape. Spots are dark brown $ Y( Q! {4 ~" }$ @/ `- `0 }公仔箱論壇$ }# r, J7 t. p0 h3 t
in color and form concentric rings, or a . d7 t0 Z# \8 F公仔箱論壇, m0 Z. s% _- p; M6 r' o- f
bullseye pattern, as they grow. The area around the infection commonly turns yellow. As infections grow, 7 d+ ^0 ^0 ?- d. 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。8 V) w, m3 a* H+ z& ?3 j leaves may fall off. Extensive loss 公仔箱論壇- D2 L. A9 G: C$ _8 q4 x4 }* z
" ?9 H$ u2 x0 U3 f8 j# Y+ O7 utvb now,tvbnow,bttvbof foliage is common. Infections most commonly occur on leaves but can also appear on stems and fruit. ; Y0 A! q3 B+ y8 a1 P- VTVBNOW 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。" ^# w2 f2 H$ G* y+ `0 y( e" @
' l7 m- n# \5 [+ Y# j; A) K5.39.217.77:8898How to identify Septoria Leaf Spot " @/ W4 |5 r. e8 s5 eTVBNOW 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。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 _2 j5 P/ [! Z* D
Symptoms of Septoria leaf spot also start 8 B# w, h- b+ U公仔箱論壇tvb now,tvbnow,bttvb9 z& p1 U& L/ u" i9 z0 z, J3 a
on the older, lower leaves of a tomato plant and spread upward to newer growth. The spots start out circular but change 6 q0 v J9 X' a4 P* g
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shape as they grow and can merge with other spots. Spots typically have a dark brown edge with a lighter gray or tan center. : T! ^$ o" u* m3 x8 \" Mtvb now,tvbnow,bttvb5.39.217.77:8898' e( D' }* U& H7 T
Small dark spots, the fruiting bodies of the fungus 3 f2 |+ c( \# a7 q公仔箱論壇7 Z\" @3 g0 B& X% ?9 T , will appear in the gray or tan centers. As infections progress, leaves can turn yellow, then brown and finally dry 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 U s) a) r, i* \
* j& }8 w$ J6 [, C6 Y- {/ Z7 |7 a* V公仔箱論壇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。: \3 _2 O6 {( Z6 N$ _/ U4 U
& o+ J8 \- G6 z8 N/ Swhere tomatoes were grown., Y9 \- ?- C5 p1 V# X
2 @8 Q2 h- d, B公仔箱論壇Give your tomato plants more space for better airflow. At least 2 feet of spacing, more is better. + Y5 T3 ^8 E+ J: s- QCover the ground beneath your tomato plants with mulch, plastic or landscape fabric. A cover helps prevent the spread of 0 [7 g b6 z# w/ W# d% a
* v& z- Y% `4 g0 dfungus from the soil to your 3 C m: u6 r' A) m% Q% ~' ntvb now,tvbnow,bttvb' O* i1 N5 G1 Z1 ]8 d
plants.0 G. @0 w, w7 E" T1 {, @; c
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 E) D- k9 b* X; Z
Stake or cage plants to keep them 公仔箱論壇5 D+ A# c+ I% a0 E* B. c) L
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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 7 ~2 H' k' f6 d. btvb 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。% c- C6 O @6 R& W
cages. Remove lower leaves for better airflow. As plants mature, remove lower leaves until there is about 8 to 10 inches of 8 L" i% B2 n5 Z B' Wtvb now,tvbnow,bttvb X* G: }6 W6 Ztvb now,tvbnow,bttvbspace above the soil without any leaves. Do not use 8 K1 z& ]1 E& VTVBNOW 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 K4 f8 R) m2 f
overhead watering. U; |/ F9 ]* Y; U* @) m7 aAvoid getting leaves and stems wet as much as possible and avoid watering in a way that may splash soil onto your 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。( z1 C, J* n$ \7 X
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 ; ~% }& ~8 G$ U6 g; j" F/ j9 C6 k, o* ~- ^
fungus to grow and spread. Avoid working with plants when they are wet. Fungus can be spread more easily when leaves are ( _7 y- x; V! v( s5 a / E% n. [# ^# Y r$ }2 e4 {" F jwet. Keep your plants happy and healthy. Weak and stressed 公仔箱論壇5 m& g- a9 Y& p3 V4 `
7 M T3 h$ v3 J0 c" e& H; q/ lGreenCure. & [/ _- P+ C$ P8 A& c! ^0 K: _tvb now,tvbnow,bttvb x/ r0 n- X* ?公仔箱論壇 ; a! \% N+ A* l. R6 \2 RTVBNOW 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* l7 G5 q- a. D( q: L& G
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Late blight is another fungus that infects tomato plants. It spreads fast and can quickly kill all tomato 5.39.217.77:88983 y0 e- X- ` j8 L, u; }7 c( R
5.39.217.77:8898+ B- N0 N% ~4 \% `# ^3 e plants in a garden. Once a tomato plant tvb now,tvbnow,bttvb2 S* E+ x. c* Q8 L+ F: e
) y$ t- ~! T, Q7 T0 O' d1 G公仔箱論壇is infected with late blight, the entire plant should be removed and destroyed. Late blight infections first appear as small, 7 w. ~; T% @. J+ [* 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。tvb now,tvbnow,bttvb, y* z( Q4 Y) h6 ~- T7 ~( o
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 / W+ o. t) y- D, p7 U公仔箱論壇- T2 R- F/ m; ` v can infect all parts of a tomato plant, including the fruit. Most of the methods for preventing early blight and ' L6 v& i9 m0 a. y
. R a. x' e4 H) P公仔箱論壇Septoria leaf spot infections will also help prevent late blight infections.
