PARTICULARS	CO 1	COH(M) 4
Parentage	Unit Selection from Indonesian popu­ lation Suwan 1	(UMI 90 x xUMI 285) x UMI 112
Duration (days)	105 - 110	94 (90 – 95 days)
Area of Adoption	Coimbatore, Erode, Tirunelveli, Tanjore and Pudukottai	Coimbatore, Dindugul, Erode, Salem, Virudhunagar, Perambalur, Tuticorin, Madurai and Theni districts
Rainfed/Irrigated	Both	Both
Grain yield (kg/ha)
Irrigated	5200	5694
Rainfed	3300	4521
Special features	Resistant to downy mildew Orange flint grains	Shorter duration,  suitable for rainfed areas Moderate resistance to downy mildew and stemborer
Sheath colour	Green	Green
Node colour	Green	Green
Mid rib	White	White
Cob size	Big	Big
Husk coverage	Full	Full
Grain colour	Deep orange	Yellow
Nature of kernels	Flint	Flint

Particulars	TNAU maize hybrid Co 6	Baby corn Co(Bc) 1
Parentage	(UMI 1200 x UMI 1230)	Composite involving UMI 836 and UMI 836-1-2
Duration (days)	110 days	55 – 65 (fresh cobs harvest)
Area of Adoption	All maize growing areas	All maize growing areas
Rainfed/Irrigated	Both	Both
Grain yield (kg/ha)
Irrigated	7400	6.7 tonnes of tender cobs & 32.3 tonnes of green fodder / ha
Rainfed	5000	3 tonnes of tender cobs per ha.
Special features	High starch (76.30 %), high protein (11.25%) and high beta- carotein (0.48 mg/100g) with moderate level of fat (4.65 %) and crude fibre (1.25%). High shelling (81%) with high test weight (400 g /1000 seeds). Multiple disease resistance to Sorghum downy mildew, Maydisleaf blight, Turcicum leaf blight, Post flowering stock rot and Banded leaf and sheath blight. Moderately resistant to stem borer. Hybrid seed production is much easier since male and female parents can be sown simultaneously for flowering synchronization.	2 to 3 cobs / plant, possessing delightful sweet taste and flavour Suitable for inland and export market Green fodder has good forage value.
Stem colour	Green	Greenish pink
Leaf: Anthocyanin colouration of sheath	Present	Nil
Ear: Anthocyanin colouration of silk	Present	Present
Cob size	Big	Small
Ear: Husk coverage	Full	Full
Colour of top of Grains	Orange Yellow	Yellow
Type of kernels	Semi dent	Dent

© தமிழ்நாடு வேளாண்மைப் பல்கலைக்கழகம் அனைத்து உரிமைகளும் - 2015