1. Evaluating energy balance and energy indices of wheat production in rain-fed farming in northern Iran;Azarpour;Afr J Agric Res,2012
2. Food and agriculture organization;FAO,2005
3. Water uptake and hydraulic conductivity of seminal and adventitious roots of five wheat cultivars at early growth stage;Emam;J Agric Sci Technol,2012
4. Input-output analysis of energy use in agriculture;Karkacier;Energy Convers Manag,2005
5. Optimization of energy inputs for wheat crop in Punjab;Singh;Energy Convers Manag,2004