critical severity

Kurandagura kw'Indwara y'InyanyaIdentification & Treatment Guide 2026

Q: Ni gute natandukanya kurandagura kwa bacterial n'ukwa Fusarium?

Bacterial wilt: igihingwa giherengetse gitunguranye, amababi ntamere umuhondo, gutema bigaragaza ubudodo. Fusarium: umuhondo utangira ku ruhande rumwe, utangira hasi.

Q: Ubutaka bwanduye bushobora gusukurwa?

Ni bigoye. Ralstonia ibera mu butaka imyaka myinshi. Solarisation, hindura ibihingwa, na biocontrol bifasha ariko ntibikure fungi yose.

Q: Amazi yo guhira ashobora gukwirakwiza indwara?

Yego cyane. Amazi yo guhira yakwirakwije bakteriya mu murima wose. Koresha drip irrigation aho gukoresha aspersion.

Ralstonia solanacearum · Family: Burkholderiaceae

Kurandagura kwa bacterial kw'inyanya ni indwara y'ubutaka ikomeye. Menya uburyo bwo kwirinda ukoresheje imicungire y'ubutaka.

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Quick Diagnosis

critical

Kurandagura kw'Indwara y'Inyanya

Affects: rootsstemsleaves
Peak Season: Hot weather (optimum 30-35°C), particularly during rainy season with warm saturated soils
Spread Risk: Fast
Spread By: Infested soil, contaminated irrigation water, infected transplants, root-to-root contact, contaminated tools

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Symptoms: What does Kurandagura kw'Indwara y'Inyanya look like?

Visual identification guide — tap each stage for details

Young leaves wilting at top of tomato plant during midday from bacterial wilt — Initial wilting of youngest leaves during hottest hours

Milky white bacterial streaming from cut tomato stem in water ooze test — Diagnostic ooze test — milky bacterial streaming in clear water

Entire tomato plant collapsed from bacterial wilt with green leaves — Complete plant collapse — note leaves remain green, not yellowed

Intambwe ya mbere

Wilting of youngest leaves during hottest part of day
Igihingwa giherengetse gitunguranye, cyane cyane mu mashyushye, ariko amababi ntamere umuhondo.

Intambwe yo hagati

Rapid permanent wilting of entire plant
Guherengetse kurushaho mu mashyushya. Gutema igiti hamwe n'amazi bigaragaza ubudodo bw'ibara ry'amata.

Intambwe y'imperuka

Plant death with brown vascular tissue
Igihingwa cyose giherengetse kandi gikica iminsi mike. Imizi n'igiti bijimye.

Causes: Why is my plant getting Kurandagura kw'Indwara y'Inyanya?

Environmental triggers and disease cycle

Warm saturated soils (>25°C)
Wounds on roots from transplanting, nematodes, or cultivation
Contaminated irrigation water (especially from ponds or streams)
Previous history of bacterial wilt in the field
Acidic soils (pH < 6.0)

Disease Lifecycle

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Host Plant

Susceptible crop

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Pathogen

Ralstonia

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Conditions

Hot weather (optimum 30-35°C), particularly during rainy season with warm saturated soils

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Infection

Penetrates tissue

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Symptoms

Visible signs

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Spread

Infested soil

Often confused with: Kurandagura kwa Fusarium kw'Inyanya, Indwara y'Amababi ya Nyuma y'Ibirayi. See our comparison guide.

How to Treat Kurandagura kw'Indwara y'Inyanya

Tick each step as you complete it — works offline too

🌿 OrganicSafe for all farms

Organic Treatment Steps

5 steps

Tera ubwoko burwanya cyangwa bubyariwe ku mizi irwanya.
Hindura ibihingwa n'ibihingwa bitari solanaceae imyaka 4-5.
Shyira lime mu butaka kugira ngo pH izamuke.
Koresha Pseudomonas fluorescens mu butaka.
Ntukoreshe amazi menshi cyane mu guhira.

🧪 ChemicalUse protective equipment

Chemical Treatment Steps

4 steps

Nta miti ya chimique ifatika neza kuri Ralstonia.
Solarisation y'ubutaka (gufunika plastique) igabanya bakteriya.
Koresha imbuto zatewe muri solution ya bleach 1%.
Kwirinda ni byo byiza — nta muti nyuma yo kwandura.

Prevention & Seasonal Calendar

Year-round protection plan for your crops

Pre-Planting

Tera ubwoko burwanya
Hindura ibihingwa imyaka 4-5

Mid-Season

Hindura ibikoresho byo gukata
Koresha amazi meza yo guhira

Post-Harvest

pH y'ubutaka izamuke

🛡️ Resistant Varieties

Hawaii 7996 (rootstock)CRA 66 (rootstock)King Kong 2 (partial resistance)BW348

🌼 Companion Planting

These plants can reduce Kurandagura kw'Indwara y'Inyanya pressure when grown nearby:

marigoldallium

View full seasonal calendar for your region →

Frequently Asked Questions

Common questions about Kurandagura kw'Indwara y'Inyanya

Ni gute natandukanya kurandagura kwa bacterial n'ukwa Fusarium?

Bacterial wilt: igihingwa giherengetse gitunguranye, amababi ntamere umuhondo, gutema bigaragaza ubudodo. Fusarium: umuhondo utangira ku ruhande rumwe, utangira hasi.

Ubutaka bwanduye bushobora gusukurwa?

Ni bigoye. Ralstonia ibera mu butaka imyaka myinshi. Solarisation, hindura ibihingwa, na biocontrol bifasha ariko ntibikure fungi yose.

Amazi yo guhira ashobora gukwirakwiza indwara?

Yego cyane. Amazi yo guhira yakwirakwije bakteriya mu murima wose. Koresha drip irrigation aho gukoresha aspersion.

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Related Disease

Kurandagura kwa Fusarium kw'Inyanya

Fusarium oxysporum f. sp. lycopersici

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Related Disease

Indwara y'Amababi ya Nyuma y'Ibirayi

Phytophthora infestans

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Affected Plant

Tomato

Solanum lycopersicum

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Treatment Guide

Full Treatment Protocol

Detailed spray schedule & dosage guide

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