Results 11 to 20 of about 21,652,589 (289)

Host Ranges of R Factors [PDF]

open access: yesJournal of General Microbiology, 1972
SUMMARY: All R factors so far described can be transmitted to Escherichia coli. F-like R factors are transmissible to the Proteus group but not to the Pseudomonadaceae. Among fi - R factors, I-like plasmids are not transferable to Proteus although they mediate conjugation, allowing transfer of other plasmids to this group. They are not transmissible to
N, Datta, R W, Hedges
openaire   +2 more sources

Crop-management factor calculation using weights of spatio-temporal distribution of rainfall erosivity

open access: yesSoil and Water Research, 2018
Inappropriate integration of USLE or RUSLE equations with GIS tools and Remote Sensing (RS) data caused many simplifications and distortions of their original principles. Many methods of C and R factor estimation were developed due to the lack of optimal
Jiří BRYCHTA   +2 more
doaj   +1 more source

Comparison of Rain Erosivity Models (Factor R) Using Statistical Analysis [PDF]

open access: yesAnuário do Instituto de Geociências, 2018
Comparison of rain erosivity models (Factor R) using statistical analysis. Modeling natural systems contributes to the understanding of the landscape variations, associated to the potential of renewable resources and the natural environments fragilities.
Edwaldo Henrique Bazana Barbosa   +2 more
doaj   +1 more source

Evaluation of discrepancies in spatial distribution of rainfall erosivity in the Czech Republic caused by different approaches using GIS and geostatistical tools

open access: yesSoil and Water Research, 2017
The study presents all approaches of rainfall erosivity factor (R) computation and estimation used in the Czech Republic (CR). A lot of distortions stem from the difference in erosive rainfall criteria, time period, tipping rain gauges errors, low ...
Jiří BRYCHTA, Miloslav JANEČEK
doaj   +1 more source

Characteristics of E. coli K12 strains carrying both an F prime and an R factor [PDF]

open access: yes, 1970
The interrelationship between an F prime and an F-like or I-like R factor was studied in Escherichia coli K 12 strains carrying both. The donorability of such strains suggested that these plasmids were transferred independently by their own transfer ...
Finnegan, David, WILLETTS, N S
core   +1 more source

La década del Factor R-elacional y la nueva era TRIC desde la educomunicación [Reseña]

open access: yes, 2021
A decade after providing an intermediate R to TIC and “Digital communication. A model based on the R-elacional Factor”, Carmen Marta-Lazo and José Antonio Gabelas relate the evolution and growth of the R Factor from a compiling work in which a dozen ...
Gascón-Vera, Patricia
core   +1 more source

Force Reduction Factor R for Shear Dominated Low-Rise Brick Masonry Structures [PDF]

open access: yesNumerical Methods in Civil Engineering, 2018
This paper presents investigation carried out, including experimental and numerical studies, on low-rise shear-dominated brick masonry structures for the calculation of force reduction factor R.
N. Ahmad, Q. Ali, M. Javed
doaj   +1 more source

Unstable Mutants of R Factor [PDF]

open access: yesJapanese Journal of Microbiology, 1969
ABSTRACTThirty mutants sensitive to tetracycline were obtained from an R100 factor capable of conferring resistance to tetracycline (TC), chloramphenicol (CM), streptomycin (SM) and sulfanilamide (SA). Among the TC sensitive mutants, three showed a high frequency of spontaneous loss from host strains.
H, Hashimoto, S, Iyobe, S, Mitsuhashi
openaire   +2 more sources

Exploratory Factor Analysis with R Software

open access: yesAnadolu Üniversitesi Eğitim Fakültesi dergisi, 2020
Exploratory Factor Analysis (EFA) is frequently used in educational and social sciences. EFA has been used in scale development and adaptation studies, in particular. Therefore, in this study, how to conduct EFA in R software has been explained. First of
Abdullah Faruk Kılıç
doaj   +2 more sources

La era TRIC: Factor R-elacional y Educomunicación

open access: yesDoxa Comunicación, 2021
Ficha técnica: José Antonio Gabelas-Barroso y Carmen Marta-Lazo Ediciones Egregius Sevilla, 2020 262 pp.
Rafael Marfil-Carmona
doaj   +2 more sources

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