Gergely Szilágyi and  Péter Pepó,  The Effects of Crop Rotation and Nutrient Supply on the Leaf Area Values of Winter Wheat in a Long-Term Experiment.   journal   = {International Journal of Agricultural and Biosystems Engineering}, [online]. World Academy of Science, Engineering and Technology.
    October 2013, vol. 83(11). 1015 - 1018
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/17255.