Results 11 to 20 of about 186,196 (205)

Effect of different irrigation intervals on superior poplar clones yield [PDF]

open access: yesتحقیقات جنگل و صنوبر ایران, 2012
Various poplar varieties have different needs and requirements and different water supply and intervals can change their growth conditions, significantly.
Reza Bagheri   +3 more
doaj   +1 more source

The Effect of Paclobutrazol Concentrations in Different Shade Levels on Coleus Plant Leaves Color

open access: yesJurnal Teknik Pertanian Lampung, 2022
Coleus scutellarioides is a leaf ornamental plant that is widely used as an ornamental plant in tourist attractions because it has an interesting leaf color.
Maretha Widhya Aulyaa Gusmawan   +2 more
doaj   +1 more source

Nonlinear split-plot design modeling and analysis of rice varieties yield

open access: yesScientific African, 2023
In this research, a class of nonlinear split plot design models where the mean function of the split-plot model is not linearizable is presented. This was done by fitting intrinsically nonlinear split-plot design (INSPD) models using the Chapman-Richards
I.J. David, O.E. Asiribo, H.G. Dikko
doaj   +1 more source

Do split application of nitrogen and boron influence the hybrid true seed production from potato mother plant?

open access: yesJournal of Biological Research, 2020
Two consecutive field experiments were conducted during the period from October 2013 and 2014 to April 2014 and 2015 to show the effect of split application of nitrogen (SN) and boron (B) on hybrid TPS.
Rajesh Chakraborty
doaj   +1 more source

Missing Observations in Split-Plot Central Composite Designs: The Loss in Relative A-, G-, and V- Efficiency

open access: yesJournal of Applied Sciences and Environmental Management, 2021
The trace (A), maximum average prediction variance (G), and integrated average prediction variance (V) criteria are experimental design evaluation criteria, which are based on precision of estimates of parameters and responses. Central Composite Designs(
Y. Yakubu, A.U. Chukwu
doaj   +1 more source

Optimal Split-Plot Designs [PDF]

open access: yesJournal of Quality Technology, 2002
Split-plot designs are heavily used in industry, especially when factor levels are difficult or costly to change or to control. This is because this type of design avoids too many changes of the whole plot factor levels, which leads to considerable savings in cost and time. The purpose of this chapter on split-plot designs is twofold.
Peter Goos, Martina Vandebroek
openaire   +2 more sources

Improving the Quality of Dentistry (IQuaD): a cluster factorial randomised controlled trial comparing the effectiveness and cost–benefit of oral hygiene advice and/or periodontal instrumentation with routine care for the prevention and management of periodontal disease in dentate adults attending dental primary care

open access: yesHealth Technology Assessment, 2018
Background: Periodontal disease is preventable but remains the most common oral disease worldwide, with major health and economic implications. Stakeholders lack reliable evidence of the relative clinical effectiveness and cost-effectiveness of different
Craig R Ramsay   +24 more
doaj   +1 more source

Split-Plot Central Composite Designs Robust to a Pair of Missing Observations

open access: yesJournal of Applied Sciences and Environmental Management, 2018
This study constructs robust split-plot central composite designs against missing pairs of observations. Split-plot central composite designs (CCD) consist of factorial (f), whole-plot axial (α), subplot axial (β), and center (c) points. A loss function
Y. Yakubu, AU Chukwu
doaj   +1 more source

Evaluation of Textile Wastewater Treatment Using Combined Methods: Factor Optimization via Split Plot RSM [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2022
The increase in the consumption of textile products as well as the use of dye compounds has increased the pollution of the effluent in these industries. Discharge of this wastewater without proper treatment can cause groundwater pollution, poisoning, and
Asadollah Karimi   +2 more
doaj   +1 more source

Effect of packaging materials and storage environment on fennel seedling growth

open access: yesBioscience Journal, 2019
The objective of the present study was to assess the influence of the packaging material (cotton cloth bag, multifolium paper and glass container) and storage environment (laboratory and cold chamber conditions) on fennel seedling growth.
Raquel Fialho Rubim   +4 more
doaj   +3 more sources

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