List of articles : 1. Our Earth, week of February 17 to  23 of 2000 2. Our Earth, week of November 11 to 17 of 1999 3. La Presse:September 13 A mushroom ravages the tomatoes 4.CHP plant supplies energy and CO2 fertiliser for greenhouses in FINLAND 5.Union of the producers in greenhouse of Quebec 6.Union of the producers in greenhouse of Quebec(2) 7.Number of exploitations and surface by agricultural region, Quebec 1996 8.Federation of the Producers of Commercial Cultures of Quebec 9.Fund of solidarity of the workers of Quebec 10.La Presse: September 30 Tomato and mildew: what should we do?