Results 71 to 80 of about 34,732 (217)

Modeling of nitric oxide emissions from temperate agricultural ecosystems. [PDF]

open access: yes, 2006
48 p.Arable soils are a significant source of nitric oxide (NO), most of which is derived from nitrogen fertilizers. Precise estimates of NO emissions from these soils are thus essential to devise strategies to mitigate the impact of agriculture on ...
Cellier, Pierre   +7 more
core   +2 more sources

Evaluation of the Predictive Capacity of Five Plant Growth Models for Sugar Beet [PDF]

open access: yes, 2012
International audienceA lot of plant growth models coexist, with different modelling approaches and levels of complexity. In the case of sugar beet, many of them are used as predictive tools, even when they were not originally designed for this purpose ...
Baey, Charlotte   +5 more
core   +3 more sources

The impact of large-scale circulation patterns on summer crop in Iberian Peninsula [PDF]

open access: yes, 2014
Large-scale circulations patterns (ENSO, NAO) have been shown to have a significant impact on seasonal weather, and therefore on crop yield over many parts of the world(Garnett and Khandekar, 1992; Aasa et al., 2004; Rozas and Garcia-Gonzalez, 2012).
Capa Morocho, M.   +2 more
core  

Treated Wastewater and Nitrate Transport Beneath Irrigated Fields near Dodge City, Kansas [PDF]

open access: yes, 2010
Use of secondary-treated municipal wastewater for crop irrigation south of Dodge City, Kansas, where the soils are mainly of silty clay loam texture, has raised a concern that it has resulted in high nitrate-nitrogen concentrations (10-50 mg/kg) in the ...
KC, Ashok   +4 more
core   +3 more sources

Simulação de florescimento e da produção de milho através do modelo CERES: maize Mayze yeld and flowering date simulation by using CERES: Maize Model

open access: yesCiência e Agrotecnologia, 2009
A utilização dos computadores na agricultura tem trazido inúmeros benefícios ao empresário rural. Entre tais benefícios, a utilização de programas de computador para simular o crescimento e desenvolvimento de plantas; bem como o seu uso na otimização de práticas culturais, tem se mostrado como uma opção. Objetivou-se, neste trabalho, avaliar o programa
Paglis, Carlos Maurício   +1 more
openaire   +1 more source

ENSO Forecast Value, Variable Climate and Stochastic Prices [PDF]

open access: yes
We evaluate ENSO forecasts when prices are variable and ENSO is a portion of overall climatic variability. Forecast responses include crop mix, cultivar,fertilization, and planting date.
Ferreyra, Andres   +3 more
core   +1 more source

Utilização do CSM-CERES-Maize para definição do melhor período para semeadura da cultura do milho irrigado: estudo de caso da Fazenda do Riacho. [PDF]

open access: yes, 2018
Irrigation use constitutes an alternative to improve maize production in Central Minas Gerais State, Brazil. However, even under adequate water supply conditions, other environmental factors may influence maize crop growth and development and may ...
ALVES, M. E. B.   +3 more
core   +1 more source

Annual Reports to the ESA Council ESA 110th Annual Meeting July, 2025

open access: yes
The Bulletin of the Ecological Society of America, EarlyView.
wiley   +1 more source

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