Ressources Etiqueté: Weeds
30 correspondances trouvées (Affichage 21 - 30) Précédent
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Ressource principale 01/01/1976 Perspectives for developing countries for controlling aquatic weeds and using them to best advantage, especially those methods that show promise for less-developed countries. ASIN:B001988YC8
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Ressource principale 20/01/2000 This book, PERMACOPIA THREE; AN INVENTORY, is a study of many popular foods, plus some less known, multipurpose plants. The species in this book have been chosen for their acceptance, availability, utility, & their relative lack of rampancy. Included are species for fruit, vegetable, greens,...
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The descriptions of the 90 weeds included in this publication are arranged in the order of the appearance of the weeds in the taxonomic key. Common and scientific names of the weeds are those indicated in the Composite List of Weeds published by the Weed Science Society of America.
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This review reports what has been done by whom. It imcludes articles directly related to weed-crop competition published prior to June 1978.
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01/01/2004 Pgs 208: illus Gift of Wand Krolikowski March, 2023 The weeds shown in this book are arranged alphabetically by family and scientific name within famiy. For each species, the Weed Science Society of America approved family, common and scientific name is shown along with a picture. Alternative...
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01/01/1985 The purpose of this book is to meet the need for a reference that relates the principles of weed science directly to weed control situations encountered in the field. Although the concept is simple, the objective is difficult to attain. To be successful in weed control, one must conceptualize...
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This manual has several purposes. First, the extent and nature of weed problems are studied. Then, the importance of knowing the growth habits of the weeds is discussed. Next the various methods of control are examined. The recommended safety practices are also included in the study. Finally, the...
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19/10/1995 The living mulch of Nepal Unexpected source of income - Niger Aggressive colonizers Initiatives to combat savannization and land degradation in Ghana Soil conservation and weed control Green manures - Brazil Cover crops - Honduras Weed management - trees- Kenya Labor issues - India The yield of...
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Ce nettoyeur de la graine a été développé ŕ l'Afghanistan pour enlever des graines rondes de mauvaises herbes de grains du blé. Les graines rondes ne pourraient pas ętre séparées par un crible parce que ils étaient la męme dimension comme les grains du blé. Le nettoyeur a décrit ici...
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01/01/2007 Following several decades of popularity after the Second World War, the use of synthetic herbicides is now experiencing a backlash within the agriculture industry. The increase in organic farming and concerns about potential negative effects on human health and the environment is creating a...