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Rabi Season115 Days Duration3 Key Sprays

Mustard & Rapeseed Full-Season Spray & Fertigation Chart

सरसों व तोरिया | Brassica juncea

High-oil mustard spray and nutrition schedule for Rajasthan, Haryana, MP, and UP. Targeted eradication of Mustard Aphid (Mahun/Chetpa), White Rust, Sclerotinia Stem Rot, and high sulphur/boron pollination booster.

Spray Window: Mid-day once morning winter fog clears (11:00 AM - 3:00 PM)
PHI Caution: Observe 20 days PHI before cutting siliquae pods.

Agronomy Protocol

3 Milestones

From seed treatment to maturity

Soil Type:Light
Water Rate:150–200 L/Acre
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Mustard & Rapeseed

Rabi Season

High-oil mustard spray and nutrition schedule for Rajasthan, Haryana, MP, and UP. Targeted eradication of Mustard Aphid (Mahun/Chetpa), White Rust, Sclerotinia Stem Rot, and high sulphur/boron pollination booster.

Total Sprays

3 Sprays

Duration

115 Days

1
0 DASTarget Date: 13 Nov 2026

Stage 1: Seed Treatment

Protecting seedlings from white rust and early painted bug in soil.

Targets:White Rust (Albugo candida)Damping OffPainted Bug
Tank-Mix Recipe & Recommended Inputs:
Input & Technical MoleculePopular ExampleDose per AcrePer 15L KnapsackAgronomic Role
Metalaxyl 35% WSFungicideApron XL2g per kg seedN/A (Dry Seed Dressing)100% prevention of seed-borne White Rust infection
Mixing Warning: Treat seed dry; mix evenly in seed bucket.
Expert Tip: Sow between October 10 and October 25. Timely sown mustard escapes 80% of aphid attack in winter.
2
35-40 DASTarget Date: 18 Dec 2026

Stage 2: Rosette to Pre-Flowering & White Rust Shield

150L Water (10 Tanks/Acre)

White chalky blisters appear on underside of leaves; painted bugs damage leaf tissue.

Targets:White RustDowny MildewPainted Bug (Bagrada hilaris)
Tank-Mix Recipe & Recommended Inputs:
Input & Technical MoleculePopular ExampleDose per AcrePer 15L KnapsackAgronomic Role
Mancozeb 75% WPFungicideDithane M-45500g in 150L water50gContact shield against white rust pustules on foliage
NPK 19:19:19 100% Water SolubleWater Soluble NPK19:19:191 kg in 150L water100gPromotes vigorous branching and primary flower racemes
Mixing Warning: Mancozeb and 19:19:19 are fully compatible.
Expert Tip: Thin out crowded plants at 20 DAS to maintain 10-15 cm spacing between plants. Dense planting invites aphid epidemics.
3
60-65 DASTarget Date: 12 Jan 2027

Stage 3: Flowering & Mustard Aphid (Mahun) Knockdown

200L Water (13 Tanks/Acre)

Greenish-black colonies of Mustard Aphid cover flower buds and tender pods, sucking sap and secreting honey dew.

Targets:Mustard Aphid (Lipaphis erysimi)Alternaria BlightPoor Seed Setting
Tank-Mix Recipe & Recommended Inputs:
Input & Technical MoleculePopular ExampleDose per AcrePer 15L KnapsackAgronomic Role
Thiamethoxam 25% WGInsecticideActara50g in 200L water4gSystemic elimination of aphid colonies within 24 hours
Boron 20% SolubleMicronutrientBoron 20200g in 200L water15gEnsures 100% siliqua pod setting and boosts oil recovery by 2%
Mixing Warning: Actara and Boron 20% are fully compatible. Spray during afternoon when honeybee activity is minimal.
Expert Tip: Spray after 2:30 PM to avoid harming honeybees foraging on mustard blossoms in the morning.

Comprehensive Chemical & Fertilizer Guide (Mustard & Rapeseed)

0 DAS

Stage 1: Seed Treatment

Protecting seedlings from white rust and early painted bug in soil.

Metalaxyl 35% WS(Apron XL)

100% prevention of seed-borne White Rust infection

2g per kg seedN/A (Dry Seed Dressing) / 15L
Agronomy Tip: Sow between October 10 and October 25. Timely sown mustard escapes 80% of aphid attack in winter.
35-40 DAS

Stage 2: Rosette to Pre-Flowering & White Rust Shield

10 Tanks (150L)

White chalky blisters appear on underside of leaves; painted bugs damage leaf tissue.

Mancozeb 75% WP(Dithane M-45)

Contact shield against white rust pustules on foliage

500g in 150L water50g / 15L
NPK 19:19:19 100% Water Soluble(19:19:19)

Promotes vigorous branching and primary flower racemes

1 kg in 150L water100g / 15L
Agronomy Tip: Thin out crowded plants at 20 DAS to maintain 10-15 cm spacing between plants. Dense planting invites aphid epidemics.
60-65 DAS

Stage 3: Flowering & Mustard Aphid (Mahun) Knockdown

13 Tanks (200L)

Greenish-black colonies of Mustard Aphid cover flower buds and tender pods, sucking sap and secreting honey dew.

Thiamethoxam 25% WG(Actara)

Systemic elimination of aphid colonies within 24 hours

50g in 200L water4g / 15L
Boron 20% Soluble(Boron 20)

Ensures 100% siliqua pod setting and boosts oil recovery by 2%

200g in 200L water15g / 15L
Agronomy Tip: Spray after 2:30 PM to avoid harming honeybees foraging on mustard blossoms in the morning.

FAQ

Frequently Asked Questions: Mustard & Rapeseed Spraying

Spray Thiamethoxam 25% WG (Actara @ 50g/acre) in late afternoon after 3:00 PM. By late afternoon, honeybees have returned to hives, and the systemic chemical is absorbed by plant sap overnight.

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