www.old.acta-agrophysica.org / semi_year_book

vol. 2, nr. 1 (2003)



 
Selected physical properties of plant materials and their determination
Josef Pecen
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Department of Physics, Technical Faculty, Czech University of Agriculture, Kamęcká 129, 165 21 Prague-Suchdol

vol. 2 (2003), nr. 1, pp. 139-149
abstract: The article is focused on the utilization of physical properties of plant materials mainly for describing their quality and behavior. Examples of interaction between study materials (via their properties) and tools are presented. The development of agriculture depends mainly on utilization of the new knowledge and discoveries in individual sciencies. A feedback between new knowledge and their practical utilization is vital for the next development of agriculture. The reason for emphasizing physics and its knowledge is a reality because the physics disposes of the measuring methods and practice that enables study problems to be well discribed and characterized. Because the most information we acquisit by measuring and observing merely, the higher accuracy of measuring and processing leads to a higher accuracy of results and a higher accuracy of formulated proceedings. A few examples of measuring the properties of plant materials are presented.
keywords: physical properties, roentgenogram, spectrometry, internal damage of grain
original in: English