Results 91 to 100 of about 39,467 (285)

Assessment of Constraints, Opportunities and Income Impacts Associated with Small‐Scale Irrigation in Zebit, Ethiopia

open access: yesIrrigation and Drainage, EarlyView.
ABSTRACT Small‐scale irrigation represents a highly effective system designed to enhance production and productivity, mitigate risks associated with rainfall variability and increase the income of rural farm households. This study was conducted to analyse small‐scale irrigation impact on household income and assess the challenges and opportunities in ...
Molla Gessesse   +3 more
wiley   +1 more source

Resummation of high order corrections in Higgs boson plus jet production at the LHC

open access: yesPhysics Letters B, 2017
We study the effect of multiple parton radiation to Higgs boson plus jet production at the LHC. The large logarithms arising from the small imbalance in the transverse momentum of the Higgs boson plus jet final state system are resummed to all orders in ...
Peng Sun   +3 more
doaj   +1 more source

Crossed Threshold Resummation

open access: yes, 2006
We show that certain general properties of threshold and joint resummations in Drell-Yan cross sections hold as well for their crossed analogs in semi-inclusive deep-inelastic scattering and double-inclusive leptonic annihilation.
A. Airapetian   +4 more
core   +1 more source

Concurrent Response of Soybean to Fixed‐ (Full and Limited) and Variable‐Rate Irrigation Management in Three Soil Types: I. Soil Water Dynamics

open access: yesIrrigation and Drainage, EarlyView.
ABSTRACT This research investigated soybean soil water dynamics under different irrigation levels in three different soil types in the same field concurrently. Treatments imposed in each soil type were: (i) variable‐rate irrigation (VRI), (ii) fixed‐rate full irrigation (FRI‐1″ or FRI‐25.4 mm) and (iii) fixed‐rate limited irrigation (FRI‐0.75″ or FRI ...
S. Irmak   +3 more
wiley   +1 more source

Jettiness formulation of the MiNNLOPS method

open access: yesJournal of High Energy Physics
We present a new formulation of the MiNNLOPS method to match NNLO QCD calculations with parton showers by using jettiness as a resummation variable. The full derivation for colour-singlet processes is presented using 0-jettiness starting from the NNLL ...
Markus Ebert   +4 more
doaj   +1 more source

Top-pair production in hadron collisions at NNLL

open access: yesEPJ Web of Conferences, 2013
We present results for the total top-pair production cross section at the Tevatron and the LHC. Our predictions supplement fixed-order results with resummation of soft logarithms and Coulomb singularities to next-to-next-to-leading logarithmic accuracy ...
Ubiali M.   +6 more
doaj   +1 more source

Agronomic Performance and Water Use Indicators of Cactus Species Widely Cultivated in Semiarid Regions

open access: yesIrrigation and Drainage, EarlyView.
ABSTRACT This study aimed to evaluate the agronomic performance, crop evapotranspiration (ETc), crop coefficients (Kc, Kcb and Ke) and yield response factor (Ky) of three forage cactus clones—Orelha de Elefante Mexicana (OEM), Miúda (MIU) and IPA Sertânia (IPA)—grown in a semiarid environment.
George do Nascimento Araújo Júnior   +12 more
wiley   +1 more source

BSM W W production with a jet veto

open access: yesJournal of High Energy Physics, 2019
We consider the impact on W W production of the unique dimension-six operator coupling gluons to the Higgs field. In order to study this process, we have to appropriately model the effect of a veto on additional jets.
Luke Arpino   +3 more
doaj   +1 more source

Resummation of Cactus Diagrams in Lattice QCD

open access: yes, 1998
We show how to perform a resummation, to all orders in perturbation theory, of a certain class of gauge invariant diagrams in Lattice QCD. These diagrams are often largely responsible for lattice artifacts.
A. Di Giacomo   +25 more
core   +1 more source

Assessing the Sustainability of Community‐Managed Irrigation Systems Using Multicriteria Analysis and Sustainability Indicators in Northern Ethiopia: A Holistic Approach

open access: yesIrrigation and Drainage, EarlyView.
ABSTRACT Reservoir‐based irrigation schemes (RBISs) have been developed to minimize the adverse effects of moisture stress and improve the livelihoods of smallholder farmers in semi‐arid regions. However, many RBISs perform below expectations. A multistage expert elicitation approach and an indicator‐based Sustainability Assessment of Food and ...
Gebremeskel Teklay Berhe   +4 more
wiley   +1 more source

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