Purpose of description

A L R 2 was released in 1994 for cultivation under rainfed ( A p r i l sowing), irrigated rabi (October sowing), and summer (June sowing) conditions in the Pollachi tract in Tamil Nadu, India.

Origin and development

A L R 2 is a pure line selection from an insect-pest-resistant variety, ICGV 86011. The original population of ICGV 86011 was developed from a three-way cross at ICRISAT Asia Center (IAC), Patancheru, India, and supplied in 1986 to the Agricultural Research Station, Aliyarnagar, Tamil Nadu. Its pedigree is [ ( DH 3-20 x USA 20) x NC AC 2232] F2-B3-B2-B2-B2 . While Dh 3-20 and USA 20 are improved breeding lines, NC Ac 2232 is a low-yielding Virginia runner germplasm possessing resistance to thrips and jassids.