Written for students of agriculture and practicing farmers alike, this comprehensive textbook covers a wide range of topics related to crop management and soil science. From the basics of plant biology to the latest innovations in fertilizer and pesticide technology, True, Crosby, and Dick offer clear and practical guidance on how to maximize crop yields and ensure the long-term health of the soil. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.