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This scientific study from 1918 details the results of experiments on the root-knot nematode, a pest that can cause extensive damage to crops. McClintock's work helped lay the foundation for modern methods of pest control, and his findings continue to be relevant to researchers today. This edition includes an introduction on the history of agricultural science and its importance in feeding the world.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.
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