Do we have Vegetables? You bet!
![Black and white photograph of a farm field in which cold frames have been installed.](https://www.communitystories.ca/v2/laval-economie-diversifiee_economic-diversification/wp-content/uploads/sites/99/2019/09/P88_009.jpg)
From subsistence to specialization: warm frames installed in a farm field, Sainte-Dorothée, circa. 1940
Reference: Centre d’archives de Laval, P88/009, Fonds Famille Pesant-Labrosse
If there’s one economic activity that has been transformed over the years, it’s agriculture. Laval farms have gone from subsistence to specialization in large-scale farming. In order to maximize yields, farmers install warm frames in the fields to extend the vegetable growing season a few extra weeks.