Physical Methods in Agriculture 64 Gathered thistles - A story

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The theory developed over the last 40 years

Frontmatter -- TABLE OF CONTENTS -- 1

Physical Methods in Agriculture 64 Gathered thistles - A storyThe frrst attempts to use physical methods in agriculture can be found in nineteenth century as a necessary component of farm and food machinery. There were mechanics, electricity and physical chemistry that were the first physical disciplines used in agriculture and food industry. In the same time period the studies on physical properties of soils started to be one of main topics of soil science. The twentieth century was a century of research on