Sunflower CO 4 (TNAU SUF 7) is a hybrid derivative of the cross, Dwarf x Surya. It is a high yielding open pollinated variety of medium duration group, maturing in 85 days. It recorded an overall mean seed yield of 1255 kg/ha. The percentage of increase yield over the checks (Co2, Co3.- Morden and EC 68414) ranged from 14.9 to 52.5. The seed contains 39.7 per cent oil. In view of its superior performance in respect of seed yield, high oil content, wider adaptability and tolerance to pest and diseases, this culture was released as CO4 sunflower in Tamil Nadu.
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Madras
Agricultural Students Union
Tamil Nadu Agricultural University
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Tamil Nadu, India.
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Madras Agricultural Journal (MAJ)
Madras
Agricultural Students Union
Tamil Nadu Agricultural University
Coimbatore - 641 003
Tamil Nadu, India.
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