Results 1 to 10 of about 610,923 (291)

Antioxidant Enzymes, Membrane Stability and Essential Oil Percentage of Balm under Drought Stress

open access: yesپژوهشهای زراعی ایران, 2011
In this research, the effect of drought stress on antioxidant enzymes, membrane stability and essential oil percentage in Balm (Melissa officinalis L.) has been evaluted under field conditions.
M Ardakani   +2 more
doaj   +1 more source

SPCalc: A Web-based Calculator for Sample Size and Power Calculations in Micro-array Studies [PDF]

open access: yes, 2012
Calculation of the appropriate sample size in planning microarray studies is important because sample collection can be expensive and time-consuming. Sample-size calculation is also a challenging issue for microarray studies because the number of genes ...
Lee, Mei-Ling Ting, Qiu, Weiliang
core  

Multi-center clinical trials: Randomization and ancillary statistics

open access: yes, 2008
The purpose of this paper is to investigate and develop methods for analysis of multi-center randomized clinical trials which only rely on the randomization process as a basis of inference.
Zelen, Marvin, Zheng, Lu
core   +1 more source

Rehabilitation with forage grasses of an area degraded by urban solid waste deposits

open access: yesRevista Brasileira de Zootecnia, 2012
Dry matter yield and chemical composition of forage grasses harvested from an area degraded by urban solid waste deposits were evaluated. A split-plot scheme in a randomized block design with four replicates was used, with five grasses in the plots and ...
Vanessa Soares Miranda   +7 more
doaj   +1 more source

Relative efficiency of alpha lattice design over randomized complete block design in yield trials of chickpea (Cicer arietinum L.) [PDF]

open access: yesپژوهش‌های حبوبات ایران, 2014
Structure of alpha lattice designs makes removing the effects of incomplete blocks from residual effect of plots, and maximizes precision of comparison between genotypes at the same incomplete block.
Homayoun Kanouni, Mohammad Imtiaz
doaj   +1 more source

Randomized Benchmarking with Restricted Gate Sets

open access: yes, 2018
Standard randomized benchmarking protocols entail sampling from a unitary 2 design, which is not always practical. In this article we examine randomized benchmarking protocols based on subgroups of the Clifford group that are not unitary 2 designs.
Brown, Winton G., Eastin, Bryan
core   +1 more source

Response of Sunflower Yield and Phytohormonal Changes to Azotobacter,Azospirillum,Pseudomonas and Animal Manure in a Chemical Free Agroecosystem [PDF]

open access: yes, 2011
There are new trends in agriculture to move toward the low input systems with the lower application of chemical fertilizers. To reach this goal, different methods, such as the application of biofertilizers, may be used.
Hamid, Madani   +5 more
core  

Effect of phosphorus and micronutrients on growth and yield of groundnut (Arachis hypogaea L.)

open access: yesEnvironment Conservation Journal
An experiment was conducted at the Crop Research Farm (CRF), Department of Agronomy, SHUATS, Prayagraj, U.P, India, during the Kharif season of 2023.
Namrata Minz   +2 more
doaj   +1 more source

The impact of deep versus standard neuromuscular block on intraoperative safety during laparoscopic surgery: an international multicenter randomized controlled double-blind strategy trial — EURO-RELAX TRIAL

open access: yesTrials, 2021
Background Muscle relaxants are routinely used during anesthesia to facilitate endotracheal intubation and to optimize surgical conditions. However, controversy remains about the required depth of neuromuscular block (NMB) needed for optimal surgical ...
Maarten Honing   +14 more
doaj   +1 more source

Several key issues must be noted in determining postoperative analgesic efficacy of intercostal nerve block for thoracoscopic surgery

open access: yesJournal of Cardiothoracic Surgery, 2023
The letter to the editor was written in response to “The effect of ultrasound-guided intercostal nerve block on postoperative analgesia in thoracoscopic surgery: a randomized, double-blinded, clinical trial”, which was recently published by Li et al.
Xin-Tao Li, Wen-He Yang, Fu-Shan Xue
doaj   +1 more source

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