This paper presents the results of Rubin Observatory Dark Energy Science Collaboration (DESC) 3x2pt tomography challenge, which served as a first step toward optimizing tomographic binning strategy for main DESC analysis. The task choosing an optimal scheme photometric survey is made particularly delicate in context metacalibrated lensing catalogue, only photometry from bands included metacalib...

Les changements climatiques constituent une menace majeure pour la production agricole. Ses effets en riziculture pluviale se ressentent par le changement de son calendrier cultural. L’objectif cette contribution est d’analyser l’évolution pluviométrie même que les pratiques endogènes. Pour étude, il fut utilisé des données mensuelles (pluviométrie, évapotranspiration potentielle) 1980 à 2020. ...

this research carried out in the rafsanjan pistachio orchard to investigate the effect of n form, manure, k and fe on yield, nut quality and leaf mineral nutrients concentrations of pistacia vera l. cv. fandoghi grafted on badami-riz zarand rootstock. the experiment was as factorial with four factors including; manure (without manure and 10 kg tree-1 sheep manure), n form (ammonium sulfate and ...