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Season and Varieties :: Cowpea

COWPEA ( Vigna unguiculata (L.) Walp.aggreg.)

I.  SEASON AND VARIETIES

DISTRICT/SEASON VARIETIES
Adipattam (June-August)
For all districts except Kanyakumari and Nilgiris Co(CP) 7, Paiyur 1, VBN 1
Purattasipattam (September - November)
Vellore, Thiruvannamalai, Dharmapuri, Salem, Namakkal, Perembalur, Erode, Coimbatore, Madurai, Dindigul, Theni and Virudhunagar Co(CP) 7, Paiyur 1
Margazhi - Thaipattam (December – February)
Kanchipuram, Thiruvallur, Vellore, Thiruvannamalai, Dharmapuri, Salem, Namakkal, Coimbatore, Erode, Madurai, Dindigul, Theni, Tiruchirappalli, Perambalur, Ariyalur, Karur, Pudukkottai, Tirunelveli and Thoothukudi Co(CP) 7, VBN 2

II. PARTICULARS OF VARIETIES

Particulars Paiyur 1 VBN 1 VBN 2 CO(CP) 7
Parentage Selection from VM 16 Selection from
T 85F 2020		 Selection from IT 81-D-1228-10 Gamma mutant of CO 4 (20  Kr)
Year of release 1985 1997 1998 2002
50% flowering(days) 75 35 – 40 40-45 40 – 45
Duration (days) 90 55 – 65 75 - 80 70 – 75
Grain yield(kg/ha) Rainfed 900 950 - 1000
Irrigated -- - - 1600
Vegetable (Kg/ha) ...   10580 -
Plant height (cm) 60 - 70 25 - 30 45 - 60 40 – 55
Stem, branches Erect Erect green,
2 – 4 branches		 Green erect,
2 – 3    branches		 Green with purple ring at fruiting nodes,
5 – 8 branches
Leaves Dark green leaflets possessing tri­angular white spots Light green Dark green trifoliate Ovote, trifoliate, entire, green and glabrous
Colour of pods Green Greenish white Light green Green
Dry Brown  Cream Cream Light brown
Colour of grain Brick red White Ivory white, hilum with tan ring surrounded by brown band Brownish white and squire shape
100 grain wt (g) 9.9 12 - 15 13 - 15 12 - 14

Updated on : May '2016
 
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