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Automating Uniformity Trials to Optimize Precision of Agronomic Field Trials [PDF]

open access: yesAgronomy, 2021
Plot size has an important impact on variation among plots in agronomic field trials, but is rarely considered during the design process. Uniformity trials can inform a researcher about underlying variance, but are seldom used due to their laborious ...
Marcus Jones, Marin Harbur, Ken J. Moore
doaj   +4 more sources

Wide-narrow row spacing reduces mechanical harvest losses in rice by optimizing panicle distribution: evidence from five-year field trials integrating density and cultivar variables [PDF]

open access: yesFrontiers in Plant Science
ObjectiveThe aim of this study was to establish a mechanized rice production technique that simultaneously increases grain yield and reduces harvest loss.MethodsLarge-scale field trials were conducted comparing two planting methods, the traditional ...
Yuedong Li   +7 more
doaj   +2 more sources

Simulation and test of a V-shaped seed-guiding surface and concave pit furrow opener for seed displacement restriction: Verification on seeding uniformity and post-soil-contact seed motion limitation. [PDF]

open access: yesPLoS ONE
In plot breeding tests, sowing uniformity directly impacts the accuracy of crop genetic improvement trials. Existing furrow openers often cause spacing fluctuations and lateral seed drift due to structural limitations.
Guoqiang Dun   +5 more
doaj   +2 more sources

Uniformity trials size for estimating cherry tomato plot size

open access: yesRevista Ciência Agronômica, 2018
The aim of this study was to determine how the size of the uniformity trial influences the estimation of cherry tomato plot size. The size of plot required to evaluate the mean length of fruit per plant, mean fruit width per plant, mean fruit weight per ...
Bruno Giacomini Sari   +1 more
doaj   +3 more sources

INCREASING PRECISION OF FIELD EXPERIMENTS IN MAIZE USING UNIFORMITY TRIALS [PDF]

open access: yesJournal of Plant Production, 2004
The present study aimed to find out optimum plot size. shape and the proper number of replications in maize experiments. Two uniformity trials were carried out at the Agricultural Research Station of Sids, Beni-Sowef Governorate during the successive ...
F. Ashmawy,
doaj   +2 more sources

Plot size and number of replicates for experiments with forage sorghum [PDF]

open access: yesPesquisa Agropecuária Brasileira, 2022
The objective of this work was to define the optimal plot size and number of replicates for the evaluation of the fresh weight of sorghum (Sorghum bicolor) hybrids.
Marcos Toebe   +6 more
doaj   +1 more source

Plot size and number of replicates for ryegrass experiments sowed in rows [PDF]

open access: yesPesquisa Agropecuária Brasileira, 2022
The objective of this work was to determine the optimal plot size and the number of replicates for the evaluation of the fresh weight of ryegrass sowed in rows.
Marcos Toebe   +6 more
doaj   +1 more source

Plot size and number of replications for ryegrass experiments [PDF]

open access: yesCiência Rural, 2020
: The objective of this research was to determine the optimal plot size and the number of replications to evaluate the fresh matter of ryegrass sown to haul.
Marcos Toebe   +6 more
doaj   +1 more source

Preparation and characterisation of High Oriented Pyrolytic Graphite backed targets for the NUMEN project [PDF]

open access: yesEPJ Web of Conferences, 2023
The equipment for target production and characterisation at the Laboratori Nazionali del Sud – INFN (Catania, Italy) is described. In particular, the CACTUS system used for target thickness and non-uniformity measurements is detailed.
Massara Antonio   +8 more
doaj   +1 more source

UTLIZATION OF UNIFORMITY TRIALS TO ESTIMATE THE OPTIMUM PLOT SIZE AND SHAPE AND THE NUMBER OF REPLICATIONS IN WHEAT YIELD TRIALS [PDF]

open access: yesFayoum Journal of Agricultural Research and Development, 2014
In the present work, two uniformity trials were carried out during thefirst and the second winter seasons of 2011/2012 and 2012/2013 in theExperimental farm Demo, Faculty of Agriculture, Fayoum University.
Sahar A. Farag, S.K.A. Ismail
doaj   +1 more source

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