1 Dr C V Sameer Kumar Pigeonpea crop improvement
1
Dr C V Sameer Kumar
Pigeonpea crop improvement
Global Scenario
Asia:
India;
Myanmar
ESA:
Kenya
Tanzania
Uganda
Malawi
Mozambique
C & CA
Non adoption
Rainfed
Management
Market price
Biotic and Abiotic
Out crossing
Low priority
Seed system
Commercial perspective
Maharashtra 11,00,000 800
Karnataka 7,00,000 500
AP 5,80,000 475
Rangareddy 39000 650
Mahabubnagar 100000 450
Nalgonda 40000 460
Sowing and plant population
3kg/acre - 5 to 6 kg/acre
30 cm in light soils and 45
cms in heavy soils
Space planting and square
planting
Time of sowing
Light soils June
Heavy Soils July
Nipping
August sowings
Rabi Redgram
Choice of Varieties
Light Soils : PRG 158, PRG 100, ICP 8863,
ICPL 332 WR (RGT4), RGT1,TS 3R
150 – 160
Heavy Soils: Asha, Laxmi and Hybrids
LRG 41, LRG 30, 180
Early Duration: PRG 176, ICPL 88039, ICPL 84031,
ICPL 88038, ICPL 85010, ICPL 87
(120 -140)
Super Early
Drought Management
Excess population
Urea 2 % solution
Flowering and Yield
Drought,
Fog/clowdy climate
Irrigation
Growth Hormones
Sitofex,
Chamatkar
Pest Management
Primary Gene Pool
Cajanus cajan and its
land races.
P
S
T
Q
Secondary Gene Pool
C. cajanifolius, C. lineatus,
C. lanceolatus,
Tertiary Gene Pool
C. goensis, C. heynei, C.
kerstingii, C. mollis,
C. rugosus, C. volubilis, C.
platycarpus,
Quaternary gene Pool
Flemingia, Rhynchosia,
Dunbaria, Erisema.
55-210
39-365
6-915
50-1200
2-22
3-66
1-145
97-260
Strengths in the crop
Hybrid Variety
At 60 days
Advantages of Hybrids
• More vigor and yield
• 44% greater shoot mass
so needs low seeding
rates
• 40-50% greater root mass
with greater drought
tolerance
• Ideal for inter-cropping
Innovative Interventions
APSSDC
NSC
SAU NGO
s
Progressive
Farme
rs ICRISAT
Ax R Seed production Chain
Commercial hybrids over 100000 ha
1. 657 tones -2013
2. Niches
3. Honey bee units
4. Staggering
5. Row ratios
6. Procurement
price
7. Subsidy
1. Standards
2. Researchable
issues
3. 150000 ha
Off Season
Different CMS systems NAM and MAGIC Obcordate parental lines Hybrid Purity Assement Kits Two Line breeding BT Redgram Clestolines
Normal A-8 CMS
X
Research thrust Areas
Thank you!
ICRISAT is a member of the CGIAR Consortium