نتایج جستجو برای: timing of irrigation

تعداد نتایج: 21172343  

Journal: :Studies in health technology and informatics 2008
Wen Liu Christopher Sewell Nikolas H. Blevins John Kenneth Salisbury Kenneth Bodin Nils Hjelte

We describe the implementation of irrigation and blood simulation using Smoothed Particle Hydrodynamics (SPH) in a cranial base surgical simulator. Graphical accuracy of virtual surgery is a significant goal for improving the realism and immersive experience of computerized training environments. For temporal bone micro-surgery fluids contribute not only to the visual integrity of the surgical ...

2007
D. O. Stephenson

A field study was initiated to evaluate a 3and 5-day furrow-irrigation schedule in a rice-production system. Averaged across furrow-irrigation schedules, ‘XL723’ height was greater than ‘Cybonnet’ in July and August of the growing season; however, panicle number was greater for Cybonnet than XL723. Yield components (spikelets, total kernels, and total filled kernels/panicle) and rough-rice yiel...

Journal: :Agronomy 2022

Under the current water crisis in agriculture, irrigation methods for saving and conserving are necessary. However, these must guarantee an appropriate yield with a concomitant economic benefit reduced environmental impact. In this study, two thresholds timing (IT) based on thermal imagery were analyzed UNICA potato variety three trials under drip (DI) furrow (FI) during 2017–2018 Lima, Peru. T...

2016
Rachel A Esralew Lorraine Flint James H Thorne Ryan Boynton Alan Flint

Climate-change adaptation planning for managed wetlands is challenging under uncertain futures when the impact of historic climate variability on wetland response is unquantified. We assessed vulnerability of Modoc National Wildlife Refuge (MNWR) through use of the Basin Characterization Model (BCM) landscape hydrology model, and six global climate models, representing projected wetter and drie...

2010
Q. X. Fang L. Ma Q. Yu T. D. Wang L. R. Ahuja

Serious water deficits and deteriorating environmental quality are threatening agricultural sustainability in the North China Plain (NCP). This paper addresses spatial and temporal availability of water resources in the NCP, identifies the effects of soil management, irrigation timing and amounts, and crop genetic improvement on water use efficiency (WUE), and then discusses knowledge gaps and ...

2008
Alison C McCarthy Nigel H Hancock

Irrigation application in cotton crops is traditionally discharged at a constant rate for an entire field. However, not all plants in a crop may require the same amount of water due to the stochastic nature of the crop response and the spatial variability of environmental factors within the field. Control strategies are required to effectively manage spatially and temporally varied irrigation a...

Bahareh Dabirmanesh, Hamed Ghadiri, Hisao Masai, Kenji Moriyama, Khosro Khajeh, Sana Alavi,

Like the biological clock in the body, replication of each cell type (even different cells of the same organism) follows a timing program. Abnormal function of this timer could be an alarm for a disease like cancer. DNA replication starts from a specific point on the chromosome that is called the origin of replication. In contrast to prokaryotes in which DNA replication starts from a single ...

Ali Hosseini, Alia Saberi, Sajjad Rezaei,

Introduction: The neural substrates of temporal processing are not still fully known. The majority of interval timing studies have dealt with this subject in the context of “Explicit timing” (computing the time intervals explicitly). The hypothesis “Implicit timing” (implicitly using temporal processing to improve function) has also proposed. This lesion study addressed explicit and implicit ti...

Journal: :journal of dental school, shahid beheshti university of medical sciences 0
v. arzani h. ghasemi a. tehranchi

objective: the ideal time to commence orthodontic treatment is very important. in iran, due to the widely distributed population and low number and uneven distribution of orthodontists, general dental practitioners (gdps) play an important role in proper treatment of occlusal and functional disorders and referring orthodontic patients to orthodontists. the purpose of this study was to assess th...

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