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Registros recuperados: 9
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Applications of signal transduction and xerophytophysiology by exposing hypocotyls in organic peanut production Organic Eprints
Qin, Feifei; Xu, Hui-lian; Takano, Tetsuo.
The AnM practices in peanut production included three steps. The three letters, A, n and M, showed the shapes of the section-cross of the ridge at the three steps of different growth stages of the peanut crop. First, the peanut seeds were sown a little deeper than usual, about 8 cm, in the ridge to induce the extra-elongation of the hypocotyl. When the seeds were sown, the cross-section of the ridge looked like the letter “A”. The second, the hypocotyls elongated more than usual were exposed to light and dry air by removing the soil away around the young seedlings just after the emergence. At this time, the cross-section of the ridge looked like the letter “n”. The third, at the middle growth stages, soils on the both sides of ridge were earthed up to...
Tipo: Conference paper, poster, etc. Palavras-chave: Crop health; Quality; Protection Environmental aspects.
Ano: 2014 URL: http://orgprints.org/23740/1/23740%20Qin%20et%20al.%20IFOAM%202014%20Peanut_MM.pdf
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Quantification of climate change impacts on agricultural pests Organic Eprints
Stöckli, Sibylle; Pierluigi, Calanca.
Temperature is the dominant abiotic factor determining development rates, preproduction and migration of many insects. Climate change will therefore alter population abundance, geographical distribution and seasonal phenology of important agricultural pests. Scenarios concerning possible impacts of climate change on pests are necessary to identify adapted plant protection strategies and sustainable plant management options. Model-based studies are a valuable method for estimating the impacts of climate change on insect pests. Such projections are not easy to develop, because impact models often require a high temporal and spatial resolution of future climate data and long-term field observations are necessary for model calibration and validation.
Tipo: Conference paper, poster, etc. Palavras-chave: Crop health; Quality; Protection Environmental aspects.
Ano: 2014 URL: http://orgprints.org/27964/1/stoeckli-pierluigi-IOBC_Oct2014_abstract-FIN.pdf
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Potential Response of Soil-Borne Fungal Pathogens Affecting Crops to a Scenario of Climate Change in Europe Organic Eprints
Manici, L.; Donatelli, M.; Fumagalli, D.; Lazzari, A.; Bregaglio , S..
A study was carried out on the potential response of soil-borne pathogens causing crop yield losses under a climate change scenario in Europe. A controlled chamber set of experiments was carried out to quantify pathogen response to temperature using pure colonies of three soil-borne fungi, representative of low (Fusarium nivale), medium-high (Athelia rolfsii) and high (Macrophomina phaseolina) temperature requirements. A generic model to simulate fungal growth response to temperature based on these experiments was developed and linked to a soil temperature model component, and to components to simulate soil water content accounting for crop water uptake of potential hosts. Pathogens relative growth was simulated over Europe using the IPCC A1B emission...
Tipo: Journal paper Palavras-chave: Soil tillage Crop health; Quality; Protection Environmental aspects.
Ano: 2012 URL: http://orgprints.org/21891/1/0703paper_long.pdf
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Implications of changes in seasonal mean temperature for agricultural production systems: three case studies Organic Eprints
Calanca, P.; Spirig, C.; Stoeckli, S.; Samietz, J.; Holzkämper, A.; Hirschi, M..
- The performance of dairy cows will suffer from elevated temperatures, reflecting the extent and uncertainty of projected warming in different scenarios, with a marked increase in heat stress for non-intervention scenarios (A1B and A2) toward the end of the century. This calls for the adoption of protective measures in the management of indoor and outdoor animal environments. - A substantial risk of a prolonged pest control season for the codling moth (an apple pest) is projected toward the end of the century for Northern Switzerland sites, and mid-century for the Ticino. Timely preventive programs are anticipated to represent a key ingredient of adaptation to changing risks from agricultural pests. - Results suggest that in the near future...
Tipo: Report chapter Palavras-chave: Dairy cattle Crop health; Quality; Protection Environmental aspects.
Ano: 2014 URL: http://orgprints.org/25471/1/calanca-etal-2014-CH2014-Impacts_report-chapter9-p91-97.pdf
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Survey on natural occurrence of Cydia Pomonella granulovirus in apple orchards of Iran Organic Eprints
Rezapanah, M.; Kharrazi-Pakdel, A.; Kamali, K.; Huber, J..
The Cydia pomonella granulovirlls (CpGV) is a very effective biological control agent against codling moth, Cydia pomonella L. (Lep.: Tortricidae). Its isolation from natural populations of codling moth is difficult and only a few isolates have been described in the world, because diseased larvae usually rupture and disintegrate and can not be found on the trees. So, in this survey, lots of corrugated cardboard trap bands were placed around the trunks of apple trees in different regions of Iran and they were surveyed for codling moth larvae infected by CpGV. At least, 11 natural isolates from Northwest and Northeast of Iran were collected and surveyed. Viruses from single or pooled infected larvae were isolated and propagated in the fourth in star larvae...
Tipo: Journal paper Palavras-chave: Biodiversity and ecosystem services Crop health; Quality; Protection Environmental aspects.
Ano: 2002 URL: http://orgprints.org/30532/1/Rezapanah%20et%20al%202002%20CpGV.pdf
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Gestion agro-écologique des punaises du chou grâce aux plantes-pièges Organic Eprints
Lambion, Jérôme.
Dans le cadre du projet AFB Impulse, le GRAB travaille sur la gestion des punaises du chou Eurydema, en plein champ. En 2018, les essais concernent les plantes-pièges : il s’agit d’attirer et de capturer les punaises sur des végétaux qu’elles apprécient particulièrement, entraînant ainsi une baisse de leur population dans la culture. En 2019, des combinaisons de méthodes de gestion les plus efficaces seront testées, afin d’élaborer une stratégie globale de protection. L’essai de cette année a permis de mettre en évidence que la moutarde ne constitue pas une plante-piège intéressante. Sa durée de vie courte (floraison dès la plantation et mise à graines très rapide) entraîne sa disparition rapide de la parcelle, sans pouvoir jouer un rôle de piège à...
Tipo: Report Palavras-chave: Crop combinations and interactions Farming Systems Crop health; Quality; Protection Environmental aspects.
Ano: 2018 URL: http://orgprints.org/35480/1/CRImpulse2018.pdf
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Evaluating influence of organic amendments and legume integration on soil chemical properties and crop performance in Central Kenya Organic Eprints
Ndukhu, Haggai Onyango.
Demand for organic foods, especially vegetables has increased tremendously due to reasons such as safety, environmental concerns, flavour and freshness, health benefits and nutritional value. In the current agricultural production environment, conventional farming methods pose the greatest risks in terms of reduced crop yields due to soil degradation. In the face of climate change and variability (CCV), field experiments are limited and without appropriate modelling techniques future crop production scenarios can’t be predicted leading to food insecurity. A survey and field experiment were done to assess crop productivity under organic based cropping systems and impact of CCV on soil nutrients and maize yields during the short and long rains seasons of...
Tipo: Thesis Palavras-chave: Soil Crop health; Quality; Protection Environmental aspects.
Ano: 2015 URL: http://orgprints.org/33474/1/Haggai%20Ndhuku%20PhD%20Final%20Thesis.pdf
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DoubleCrop - dobbeltdyrkning og plantebaserede gødninger til dyrkning af rækkeafgrøder Organic Eprints
Kristensen, Hanne Lakkenborg.
Brochure som præsenterer DoubleCrop projektet
Tipo: Web product Palavras-chave: Production systems Soil quality Crop combinations and interactions Composting and manuring Soil tillage Vegetables Crop health; Quality; Protection Environmental aspects.
Ano: 2017 URL: http://orgprints.org/33183/1/DoubleCrop_Final1_Leaflet%20ICROFS_DK.pdf
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NCCS Themenschwerpunkt Schadorganismen in der Landwirtschaft Organic Eprints
Felder, Daniel; Calanca, Pierluigi; Stöckli, Sibylle.
Ende 2015 hat der Bund das National Centre for Climate Services (NCCS) ins Leben gerufen, welches in Form eines Netzwerkes agiert. Aufgabe des NCCS ist die Koordination, Erarbeitung und Verbreitung von Klimadienstleistungen als Grundlage für die Anpassung an den Klimawandel. Dabei handelt es sich um Informationen über das vergangene, aktuelle und zukünftige Klima und die Folgen des Klimawandels. Sie helfen Behörden, Politik und Wirtschaft klimakompatible Entscheidungen zu treffen. Das NCCS bündelt die Klimadienstleistungen des Bundes, entwickelt gemeinsam neue massgeschneiderte Lösungen und initiiert und fördert den Dialog zwischen den verschiedenen Akteuren und Akteurinnen, welche Klimadienstleistungen nutzen. Im ersten Forum im Dezember in Bern...
Tipo: Conference paper, poster, etc. Palavras-chave: Crop health; Quality; Protection Environmental aspects.
Ano: 2017 URL: http://orgprints.org/34804/1/01-NCCS_Forum_Poster_Agri_final_v2.pdf
Registros recuperados: 9
Primeira ... 1 ... Última
 

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