Results 41 to 50 of about 6,764,761 (223)

Diagnosis of Foliar Diseases in Cotton Growing Regions of Bharuch

open access: yesInternational Journal of Current Microbiology and Applied Sciences
In this experiment, different tehsils of Bharuch district were closely examined for various foliar diseases in different cultivars. A survey was conducted on cultivars’ field during the crop season and a fix point survey on cotton was conducted ...
J. Pandya   +3 more
semanticscholar   +1 more source

A foliar disease model for use in wheat disease management decision support systems. [PDF]

open access: yes, 2005
A model of winter wheat foliar disease is described, parameterised and tested for Septoria tritici (leaf blotch), Puccinia striiformis (yellow rust), Erysiphe graminis (powdery mildew) and Puccinia triticina (brown rust).
A. Milne   +5 more
core   +1 more source

Normas DRIS para cupuaçuzeiro cultivado em monocultivo e em sistemas agroflorestais DRIS norms for cupuaçu trees cultivated in monocultures and in agroforestry systems

open access: yesPesquisa Agropecuária Brasileira, 2010
O objetivo deste trabalho foi avaliar a performance de normas DRIS específicas ou gerais no diagnóstico do estado nutricional do cupuaçuzeiro (Theobroma grandiflorum), na Amazônia Sul-Ocidental. Amostras foliares de cupuaçu foram coletadas de 153 pomares
Jairo Rafael Machado Dias   +4 more
doaj   +1 more source

DRIS norms for 'Valencia' sweet orange on three rootstocks Normas DRIS para laranjeira 'Valência' sobre três porta-enxertos

open access: yesPesquisa Agropecuária Brasileira, 2003
Diagnosis and Recommendation Integrated System (DRIS) applies nutrient ratios instead of the isolated concentration values of each nutrient in interpretation of tissue analysis.
Francisco de Assis Alves Mourão Filho   +1 more
doaj   +1 more source

Rapid Prediction of Nutrient Concentration in Citrus Leaves Using Vis-NIR Spectroscopy

open access: yesSensors, 2023
The nutritional diagnosis of crops is carried out through costly foliar ionomic analysis in laboratories. However, spectroscopy is a sensing technique that could replace these destructive analyses for monitoring nutritional status.
Maylin Acosta   +4 more
doaj   +1 more source

Drought Stress Mediated Changes in Food Crops: Mechanisms and Remediation Strategies

open access: yesAdvanced Science, EarlyView.
This work presents a multi‐scale framework for flavonoid‐mediated drought tolerance in staple food crops, integrating ROS redox regulation, antioxidant defense, rhizosphere microbial interactions, and sustainable agronomic practices. This interdisciplinary model provides core insights to develop climate‐resilient cropping systems and enhance global ...
Xiaoyi Duan   +5 more
wiley   +1 more source

Anatomia foliar de espécies do gênero Scleria (Cyperaceae) [PDF]

open access: yes, 2013
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Biológicas, Programa de Pós-Graduação em Biologia Vegetal, Florianópolis, 2013.O gênero Scleria, pertence à família Cyperaceae e suas espécies caracterizam-se por serem ...
Hoss, Kátia Arenhart
core  

Monitoring nitrogen nutrition in cotton Monitoramento da nutrição nitrogenada do algodoeiro

open access: yesRevista Brasileira de Ciência do Solo, 2010
Both N excess and deficiency may affect cotton yield and quality. It would therefore be useful to base the N management fertilization on the monitoring of the nutritional status.
Ciro Antonio Rosolem, Vanessa van Mellis
doaj   +1 more source

Bridging experimental and monitoring research for visible foliar injury as bio-indicator of ozone impacts on forests

open access: yesEcosystem Health and Sustainability, 2022
Tropospheric ozone (O3) is a phytotoxic air pollutant and the O3-induced visible foliar injury (O3 VFI) is a biomarker. A recently developed Free-air O3 eXposure (FO3X) is a promising facility to verify field-observed “O3-like” VFIs and to establish a ...
Barbara Baesso Moura   +10 more
semanticscholar   +1 more source

Phytochemistry, Chemotypic Diversity and Antimicrobial Potential of Essential Oils From Native Aromatic Plants of the Americas: A Systematic Review

open access: yesFlavour and Fragrance Journal, EarlyView.
This review bridges ancestral indigenous knowledge with modern pharmacology, summarizing the phytochemistry and antimicrobial properties of essential oils from seven native American species. It highlights their significant activity against bacterial, fungal and parasitic pathogens, emphasizing their potential as sustainable therapeutic and agricultural
Arley Rey Páez   +2 more
wiley   +1 more source

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