Western Himalayas cold arid ecoregion, with shallow skeletal soils and length of growing period (GP) <90 days;1Western plain, Kachchh and part of Kathiawar peninsula, hot arid ecoregion, with desert and saline soils and GP <90 days;2Deccan plateau, hot arid ecoregion, with red and black soils and GP <90 days;3Northern plain and central highlands including Aravallis, hot semi-arid ecoregion, with alluvium derived soils and GP 90-150 days;4Central (Malwa) highlands, Gujarat plains and Kathiawar peninsula, hot semi-arid ecoregion, with medium and deep black soils and GP 90-150 days;5Deccan plateau, hot semi-arid ecoregion, with shallow and medium (with inclusion of deep) black soils and GP 90-150 days;6Deccan (Telangana) plateau and Eastern Ghats, hot semi-arid ecoregion, with red and black soils and GP 90-150 days;7Eastern Ghats, Tamil Nadu uplands and Deccan (Karnataka) plateau, hot semi-arid ecoregion, with red loamy soils and GP 90-150 days;8Northern plain, hot sub-humid (dry) ecoregion, with alluvium derived soils and GP 90-150 days;9Central Highlands (Malwa, Bundelkhand and Eastern Satpura), hot sub-humid ecoregion, with black and red soils and GP 150-180 (to 210) days;10Eastern plateau (Chhattisgarh), hot subhumid ecoregion, with red and yellow soils and GP 150-180 days;11Eastern (Chhotanagpur) plateau and Eastern Ghats, hot subhumid ecoregion, with red and lateritic soils, and GP 150-180 (to 210) days;12Eastern plain, hot subhumid (moist) ecoregion, with alluvium derived soils and GP 180-210 days;13Western Himalayas, warm subhumid (to humi92756.35d with inclusion per-humid) ecoregion, with brown forest and podzolic soils and GP 180-210+ days;14Bengal and Asom plain, hot subhumid (moist) to humid (inclusion of per-humid) ecoregion, with alluvium derived soils and GP 210+ days;15Eastern Himalayas, warm per-humid ecoregion, with brown and red hill soils and GP 210+ days;16North-Eastern Hills (Purvanchal), warm perhumid ecoregion, with red and lateritic soils and GP 210+ days;17Eastern Coastal plain, hot subhumid to semi-arid ecoregion, with coastal alluvium derived soils and GP 90-210+ days;18Western Ghats and Coastal plain, hot humidper-humid ecoregion, with red, lateritic and alluvium derived soils and GP 210+ days;19Islands of Andaman-Nicobar and Lakshadweep, hot humid and perhumid island ecoregion, with red loamy and sandy soils and GP 210+ days.20