Rapeseed and mustard respond to winter rains and better thermal regimes. The crops require cool climate and 25-40 cm seasonal rainfall. Taramira is well suited to low rainfall areas, whereas raya and toria are preferred in medium and high rainfall areas.
Improved varieties:
Varuna - yields 2,000 kg/ha, oil content 39.8%
Shekhar - yields 1,800 kg/ha, oil content 40%
Kranti (PR 15) - yields 1,500 - 1,800 kg/ha, oil content 40%
Lahav 101 - yields 1,500 kg/ha, oil content 41%