Course Content
Crop Production (Unit 6)
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ASRB NET / SRF / Ph.D. Agronomy

Finger Millet (Ragi)

  • Botanical Name: Eleusine coracana
  • Chromosome Number (2n): 36
  • Origin: East Africa (Ethiopia–Uganda highlands) → later spread to India
  • Grain Type: Caryopsis
  • Nickname/Title: “Wonder grain” / “Nutri-cereal” / “Poor man’s millet”
  • Pollination: Self-pollinated
  • Protein Content: 7–8%
  • Inflorescence: Finger-like spikes radiating from top (hence the name “Finger Millet”)
  • Research Centre: All India Coordinated Research Project (AICRP) on Small Millets, Bengaluru

 

Nutritional Value

  • Richest source of calcium (344 mg/100g) among cereals
  • High in iron, fiber, phosphorus, and antioxidants
  • Gluten-free → suitable for celiac patients
  • Good for infants, pregnant women, and the elderly
  • Used for ragi mudde, dosa, malt, porridge, bakery products, and fermented beverages

 

Climate Requirement

  • Type: Tropical & subtropical crop
  • Optimum temperature: 26–30°C
  • Rainfall requirement: 350–750 mm (thrives in dry regions, drought tolerant)
  • Tolerates higher altitudes (up to 2,100 m)
  • Both Kharif & Rabi seasons (mainly Kharif under rainfed conditions)

 

Soil Requirement

  • Well-drained loamy to sandy loam soils
  • Thrives in slightly acidic soils (pH 4.5–7.5)
  • Can grow on poor and marginal soils where other cereals fail

 

Major Ragi Growing States (India)

  • Karnataka (largest producer, ~65% of India’s production)
  • Tamil Nadu
  • Uttarakhand
  • Odisha
  • Jharkhand
  • Andhra Pradesh

 

Seed & Sowing

  • Seed rate: 8–10 kg/ha (line sowing) | 4–5 kg/ha (transplanting)
  • Row spacing: 22–25 cm (line sowing)
  • Depth: 2–3 cm
  • Methods: Broadcasting, line sowing, or transplanting seedlings

 

Varieties

  • High-yielding: GPU-28, GPU-45, GPU-48
  • Disease-resistant: CO-9, HR-911, VL-149
  • Other varieties: Indaf-9, PR-202, KM-252

 

Fertilizer Requirement

  • General recommendation: 50:40:25 NPK kg/ha (rainfed)
  • Irrigated crop: 100:50:50 NPK kg/ha
  • Apply ½ N + full P & K as basal; rest N at tillering stage
  • Responds well to FYM (5–10 t/ha)

 

Fodder & Dual Use

  • Stover is palatable & nutritious for cattle
  • Grain + straw dual-purpose crop

 

Weed Management

  • Two hand weedings at 20 & 35 DAS
  • Pre-emergence: Isoproturon @ 0.5–0.75 kg/ha

 

Harvesting & Yield

  • Harvest when ear heads turn brown & grains are hard
  • Cut with sickles → dried → threshed by beating
  • Grain yield: 20–25 q/ha (improved varieties up to 30 q/ha)
  • Straw yield: 40–50 q/ha

 

Storage

  • Very good storage life (keeps for years without insect attack if properly dried)
  • Grain hardness + small size makes it less susceptible to storage pests

 

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