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 * `5 b! V8 Z4 \% f0 i( 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。 , d! v" O' u( A/ p. l- a公仔箱論壇can start at any time. Infections can occur anywhere and are most severe in wet and humid areas. 6 t, w! Y) j8 m a2 vtvb 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。* y& s- [( j6 W. c7 j5 b& |/ p( v
* W2 D: O$ `9 ?/ @; B, N; 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。How to identify Early Blight ! d9 r( R3 R$ K T7 B 1 j7 g) D: D# Q/ b3 @公仔箱論壇Symptoms of early blight typically begin on the older, lower leaves of a tomato plant. Over time, infections spread upward to ; D0 }" m3 k4 K- m4 Q$ H1 o ]% d" d1 a6 g% t# k
newer growth. Early blight infections appear as spots that may start out circular or irregular in shape. Spots are dark brown # M% C8 u& w \& g- A5.39.217.77:8898 8 o2 y3 l; H2 s0 I5.39.217.77:8898in color and form concentric rings, or a tvb now,tvbnow,bttvb% [$ n- m, g3 c6 d
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bullseye pattern, as they grow. The area around the infection commonly turns yellow. As infections grow, ' s8 q+ {- M% X; z( E: T! Y+ R% W3 p) j公仔箱論壇) u" ]( ?6 s; G; V0 q# o leaves may fall off. Extensive loss 公仔箱論壇$ Z h. o3 h) R8 U
" H* K5 y+ V1 F$ g; \7 e6 _9 x- eof foliage is common. Infections most commonly occur on leaves but can also appear on stems and fruit. ; o% s' ?6 v, B4 ?1 a$ V# p " P4 J6 V0 ^3 r) ~+ C' O+ k- l6 l% 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。 4 E3 T6 J7 \; ^$ e' XHow to identify Septoria Leaf Spot 6 b- x9 {2 |# i+ }5.39.217.77:8898 , P( |: {$ W7 A5 K( [/ M& Wtvb now,tvbnow,bttvbSymptoms of Septoria leaf spot also start . D7 w1 f$ L( W5 \: Z ?2 G) U2 F+ e0 ]. m
on the older, lower leaves of a tomato plant and spread upward to newer growth. The spots start out circular but change 5.39.217.77:8898# B5 ?- c6 @5 a, m# w4 W
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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. 8 `! R# U2 p5 Z8 m- q1 z8 P公仔箱論壇& f# d8 A) U% ?0 I" O* @
Small dark spots, the fruiting bodies of the fungusTVBNOW 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 q% o* t: g$ S1 C) q2 K
公仔箱論壇( U8 s2 `' \0 ^1 |- ]) ~ , will appear in the gray or tan centers. As infections progress, leaves can turn yellow, then brown and finally dry tvb now,tvbnow,bttvb/ V# @ B& X8 Y; D E. v! |
/ y3 V5 s' k) A% w8 \" b' jRotate crop locations. Don’t + n+ l9 u3 W9 }5 C8 p [! K5 P0 J8 p5 `% `( p
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。+ u6 _& a% D$ g: k
5 N, h2 P6 P' x8 Q8 K8 ? E$ h公仔箱論壇where tomatoes were grown.tvb now,tvbnow,bttvb6 E& a/ N) O4 w# t% {# s. \( J' J1 A
}5 Y3 n% u( m/ Q8 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。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 p% m: V% v9 t
Cover the ground beneath your tomato plants with mulch, plastic or landscape fabric. A cover helps prevent the spread of ( P$ d9 p4 f2 } u8 r) F 4 y6 F; n' }% x3 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。fungus from the soil to your 5.39.217.77:88984 a+ t+ F; t" 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。( G+ }& b) j7 G! @: u
plants.: @# L P: J8 R0 q
& Y6 y1 [! X4 q, 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。Stake or cage plants to keep them 公仔箱論壇3 P4 d. r' t9 h, c0 W E2 s
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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 $ {6 u" ?2 S1 {8 y6 V7 w% X6 }& ~% T. f. {
cages. Remove lower leaves for better airflow. As plants mature, remove lower leaves until there is about 8 to 10 inches of 7 H. l. o. Y$ ~* z* G# 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。tvb now,tvbnow,bttvb4 V3 u( m9 d' a* A
space above the soil without any leaves. Do not use 3 O4 Y, d( \$ N& f+ B% J
tvb now,tvbnow,bttvb/ r0 M9 {# ?; A
overhead watering. 2 w; u8 u r& Z0 A! P' D& q5 T( 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。Avoid getting leaves and stems wet as much as possible and avoid watering in a way that may splash soil onto your plants. & J. N3 H% l+ t) u公仔箱論壇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 {2 U9 J3 E) K8 `% N' y0 o
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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 1 K3 j8 v' I' i
9 R1 A* U8 M3 Vtvb now,tvbnow,bttvbwet. Keep your plants happy and healthy. Weak and stressed / t+ G! Q+ h% G# J- t 4 r4 ?) g! @6 T7 ^+ M g. Wplants are more susceptible to disease.公仔箱論壇2 O' H, q* s9 y( S# d
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Remove and destroy or throw away diseased leaves, both off the ) Y# d& r+ }! O
4 m6 [+ }9 h; c; 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。plantsplant and any that have fallen onto the ground. This may help stop the spread if caught early 3 T6 H1 `2 c5 y& 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。) G9 B& I! w& w" i0 s5 {- p
enough. If a plant is heavily infected 8 Z1 @) t$ F, ~ w o Ktvb now,tvbnow,bttvb7 G6 A# e: d; p' P0 y# \/ u , the entire plant should be removed and destroyed. Do not put infected leaves or plants in a compost pile. Tools used 6 y; D# o5 ?5 m) |6 Ntvb now,tvbnow,bttvb 0 \9 w: |+ R8 D* a/ t 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。to remove diseased leaves should be disinfected before being used on a different plant.tvb now,tvbnow,bttvb; J( f$ s2 r- c- @3 Q
公仔箱論壇, Y4 c/ I' @1 r$ W# q4 _
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。, P3 U8 a2 U7 z' o) Z$ R l3 J
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spread of Early blight and Septoria leaf spot. Commercial fungicides are available. For organic gardens, try : ~3 j" Z, A" y5.39.217.77:8898tvb now,tvbnow,bttvb7 H0 r; |" d8 V& U
GreenCure.5.39.217.77:88986 t6 J) L& b" Y0 x' v. y! v! h% \
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。& v- S y. [2 K# o) F- a0 X
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 ]2 p0 S2 Y7 v) e0 r+ L
Late Blight on Tomato Plants # I7 @) e; @6 h7 {4 }公仔箱論壇. p8 L% J4 O& {" z% d$ y& {6 E
Late blight is another fungus that infects tomato plants. It spreads fast and can quickly kill all tomato * e; h4 v- v" ~% D) O: DTVBNOW 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。 u7 Z; F+ a4 I2 k# p8 W plants in a garden. Once a tomato plant 9 \' e. e3 |4 I* ^9 @# Q5.39.217.77:88985.39.217.77:8898* ~9 n0 i& q* h N. g
is infected with late blight, the entire plant should be removed and destroyed. Late blight infections first appear as small, 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。: r8 X3 ~6 _" m. |( ?: m, d
6 \% f- A\" Y# a/ f p: 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。 can infect all parts of a tomato plant, including the fruit. Most of the methods for preventing early blight and 5.39.217.77:8898" s* h* a& a9 ]- X; }1 u
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Septoria leaf spot infections will also help prevent late blight infections.
