Artículos científicos: Envíos recientes
Mostrando ítems 201-220 de 655
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Role of proteases in the response of plants to drought
(Elsevier, 2021-09-30)Plants are sessile organisms that, to survive they develop response mechanisms under water deficit conditions. Plant proteases play an essential role in a diversity of biological processes, among them tolerance to drought ... -
Penetration by Botryosphaeriaceae species in avocado, guava and persimmon fruit during postharvest
(Wiley, 2021-11-05)Botryosphaeriaceae species have a wide host range and a worldwide distribution. These fungal species can colonize several plant organs, such as the trunk, leaves and fruit. Some Botryosphaeriaceae species cause important ... -
Balanced mixture of biochar and synthetic fertilizer increases seedling quality of Acacia mangium
(Elsevier, 2021-04-19)Biochar is a charcoal-like substance produced by pyrolisis of organic material from agricultural and forestry wastes, that can improve soil and substrates physical and chemical properties in the field and in plant nurseries. ... -
Methane and nitrous oxide emissions from dung patches deposited by grazing cattle supplemented with maize grain
(Elsevier, 2021-07-13)Feeding management represents an opportunity to improve cattle performance in grazing-based production systems and to mitigate emissions of greenhouse gases (GHG) from livestock production. However, it is unclear how diet ... -
A paradigm shift to CO2 sequestration to manage global warming – With the emphasis on developing countries
(Elsevier, 2021-06-01)Global land use changes that tend to satisfy the food needs of augmenting population is provoking agricultural soils to act as a carbon (C) source rather than sink. Agricultural management practices are crucial to offset ... -
Improving soil organic nitrogen and sulfur pools by cover cropping and crop fertilization in soybean-based cropping systems
(Elsevier, 2021-07-10)Nitrogen (N) and sulfur (S) define crops productivity, and are currently deficient in most agricultural soils. In agricultural systems, management practices can affect N and S organic pools (Norg and Sorg, respectively). ... -
Bacterial, protozoal and viral abortions in sheep and goats in South America: A review.
(Elsevier, 2021-10-06)Bacterial, protozoal and viral diseases are major causes of abortion in sheep and goats. These agents cause significant economic losses, and many are considered of concern for public health (zoonotic pathogens) and/or the ... -
Las fiestas como estrategia de valorización de recursos territoriales: experiencias en la Provincia de Buenos Aires, Argentina.
(Instituto de Estudios Avanzados, Universidad de Santiago de Chile, 2021-10-05)En las últimas décadas, ante el avance de procesos de estandarización, deslocalización en el sistema agroalimentario, emergieron iniciativas de valorización de productos típicos, relacionados con el patrimonio cultural. ... -
Hypomagnesemia in beef cattle from the central region of Argentina: retrospective study
(Centro de Ciências Rurais, Universidade Federal de Santa Maria, 2021-08)Hypomagnesaemia (grass tetany) is a metabolic disorder of ruminants due to a reduced dietary intake of magnesium (primary deficiency), incorrect digestibility or associated metabolic factors reducing Mg intake (secondary ... -
First insights into de migration pattern of an upland goose (Chloephaga picta) based on satellite tracking
(Sociedad de Ornitología Neotropical, 2015)Detailed knowledge of the migratory strategies is important to understand the ecology and evolution of migration and the conservation of migratory birds The Argentinean federal government declared sheldgeese (Chloephaga ... -
La azoxistrobina induce aberraciones cromosómicas en raíces de la hidrófita Bidens laevis L.
(Centro de Ciencias de la Atmosfera, UNAM, 2018-09)Aquatic plants can be used as in situ bioindicators of water quality due to their ability to accumulate agrochemicals. However, these plants may be at significant ecotoxicological risk from pesticides applied in crop fields. ... -
Atrazine uptake, translocation, bioaccumulation and biodegradation in cattail (Typha latifolia) as a function of exposure time
(Elsevier, 2021-08-30)The extensive use and environmental persistence of atrazine has resulted in its ubiquitous occurrence in water resources. Some reports have described atrazine bioaccumulation and biodegradation pathways in terrestrial ... -
Differential quality and technical/managerial advice relationships in Andalusian (Spain) olive oil protected designations of origin
(Instituto Nacional de Investigación y Tecnología Agraria y Alimentaria (INIA), 2014-10-21)A relevant topic investigated in ‘Local Agro-Food Systems’ studies (LAFS) is the key role of collective action in the dissemination of innovations and knowledge aimed at the organization of quality on a local scale. The ... -
Cartografías y caracterización de las experiencias agroecológicas en el Cinturón Hortícola del Partido de General Pueyrredon
(Asociación Argentina de Horticultura, 2020-11-25)En consonancia con los cambios en el modelo productivo a nivel regional y con las tensiones y controversias que atraviesan la actividad hortícola en las áreas de interfaz urbano-rural de Mar del Plata (Partido de General ... -
La intermediación solidaria en el suministro de hortalizas agroecológicas en el contexto del COVID-19.
(Associação Brasileira de Agroecologia, 2020)El sistema alimentario se encuentra en crisis, evidenciando problemas de sostenibilidad. Este modelo coexiste con formas alternativas de producción, distribución y consumo de alimentos. Este artículo se propone analizar ... -
La IATF en bovinos para carne ¿puede alterar la relación del sexo de las crías?
(Ediciones Taurus, 2021-04)Varios factores incluyendo los tratamientos para sincronización del estro afectan la relación del sexo de las crías en bovinos. Además, limitada información está disponible con respecto al sexo de las crías en relación al ... -
Arbuscular mycorrhizal fungi from argentinean highland puna soils unveiled by propagule multiplication
(Multidisciplinary Digital Publishing Institute (MDPI), 2021-08-30)Low arbuscular-mycorrhizal (AM) sporulation in arid field soils limits our knowledge of indigenous species when diversity studies are based only on spore morphology. Our aim was to use different approaches (i.e., spore ... -
Efficient Agrobacterium tumefaciens-mediated transformation system of Diaporthe caulivora
(Elsevier, 2021-03-10)This is the first report describing the genetic transformation of Diaporthe caulivora, the soybean stem canker fungus. A simple and 100% efficient protocol of Agrobacterium tumefaciens-mediated transformation used mycelium ... -
Isolation of Campylobacter fetus subsp. venerealis from seminal vesicle of a naturally challenged bull
(Springer Verlag, 2021-09-03)Campylobacter fetus is a well-recognized pathogen that affects reproductive rate in cattle. In the present study, two Angus bulls were kept (39 days) separately with a group of heifers experimentally infected withCampylobacter ... -
Assessment of nitrogen diagnosis methods in sunflower
(American Society of Agronomy; Estados Unidos, 2021-04-20)Nitrogen deficiency can severely limit sunflower (Helianthus annuus L.) grain yield and quality. Our objective was to evaluate N diagnosis methods based on: (a) pre-plant soil nitrate-nitrogen (NO3––N) test (PPSNT) and ...