Variation in growth stimulation by elevated carbon dioxide in seedlings of some C3 crop and weed species

abutilon theophrasti aubergine aubergines barley berenjena brassica campestris carbon dioxide enrichment cebada chenopodium chenopodium album crecimiento croissance crops cultivos datura stramonium enrichissement en gaz carbonique environmental factors faba beans facteur du milieu factores ambientales field crops growth guisante haba hordeum vulgare leaf area malezas mauvaise herbe nabo navet orge peas pisum sativum plante de culture pois soja soybeans superficie foliar surface foliaire tomate tomatoes turnips vicia faba weeds