THE SCIENCE OF AGRICULTURE: A BIOLOGICAL APPROACH, Fifth Edition, masterfully introduces the biological sciences and explores the influences of these sciences on modern agricultural practices and the agricultural industry. Reader-friendly and superbly illustrated, this highly practical text explains not only the "how" of agriculture, but also the "why" behind agriscience, presenting information on plant and animal systems, soils, cell functions, genetics, genetic engineering, plant and animal reproduction, entomology, biotechnology, and environmental concerns. Additionally, the text spotlights career opportunities and discusses new directions in agriculture, including topics such as no-till crops, high-pressure processing in food preservation, fracking, and more, to further engage you with today's agricultural world.