Which part of India had the first experience of new agricultural economy ? How did this happen ? What were the canal colonies of Punjab?

(i) Punjab had the first experience of new agricultural economy.
(ii) In Punjab, the British government made some experiments in new agricultural economy.
(iii) It built a network of irrigationalcanalstotransform semi-desert wasteland into agricultural lands that could grow wheat and cotton for export.
(iv) Peasants from different parts of Punjab were encouraged to settle here. These settlements were known as canal colonies.