Recursos Etiquetado: Plant Disease
57 Artículos encontrados (Mostrando 51 - 57) Anterior
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The NPDN was established in 2002 in response to the need to enhance agricultural security through protecting health and productivity of plants in agricultural and natural ecosystems in the U.S. With support from the USDA-NIFA and through the collective efforts of many individuals representing...
- Abstract, There are various ways in which plant nutrient supply or concentration affects plant diseases and pests. The supply of nutrients changes the resistance of plants to pathogens and pests by altering growth and tissue composition (e.g., concentration of soluble compounds or defence...
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A los fitopatólogos, quienes estudian a las enfermedades de plantas, a menudo les preguntan sus amigos o compañeros: ¿Qué le pasa a mi planta?, seguido por, ¿Qué puedo hacer para que mi planta mejore? Para cuando se hace la pregunta, tal vez sea demasiado tarde para ayudar a esa planta en...
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Beginning master gardeners can be intimidated by the daunting task of correctly diagnosing the cause of a client's plant health problem. However, with experience and the development of a systematic approach to diagnosis, master gardeners will become confident and successful plant problem...
- In the preceding section on identifying plant health problems (http://edis.ifas.ufl.edu/MG441), we explained how to first identify problems related to environmental factors or caused by insects. In this section, we will concentrate on diagnosing plant diseases caused by pathogenic microorganisms,...
- Abstract,University of Tehran, 2017 Nowadays, hundreds of plant clinics are available for smallholder farmers especially in developing and less-developed countries in order to improve the yield and quality of agricultural products. Several investigations have been carried out to study the role of...
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1/1/1996 A Field Guide to more than 100 pests, dieseases and other problems found in your garden. A to Z coverage on 180 plants along with the latest organic controls. This is a chemical-free guide to keeping your garden healthy.