Results 1 to 10 of about 528,399 (190)

UVA I-protection effectiveness of bioactive compound and organic UV filters: an in vitro assessment [PDF]

open access: yesQuímica Nova, 2009
This research work aimed at determining the UVA effectiveness (UVA I/UV ratio), by diffuse transmittance analysis, of sunscreens developed with a bioactive substance, the rutin, associating or not with organic UVB-UVA filters incorporated at a phosphate ...
André Rolim Baby   +4 more
doaj   +4 more sources

Combining humic acid with NPK fertilizer improved growth and yield of chili pepper in dry season

open access: yesAdvances in Horticultural Science, 2022
This research aimed to study the effect of humic acid and NPK fertilizer (15:15:15) on growth and yield of red chili, and to obtain the most suitable composition of humic acid and NPK fertilizer which gave the best growth and yield.
Budiyati Ichwan   +3 more
doaj   +1 more source

A Review on Chemical Coagulation Process for Removal of Heavy Metals from Water [PDF]

open access: yesعلوم و مهندسی آب و فاضلاب, 2018
Heavy metal pollution has become one of the most urgent environmental issues, which also poses a potential threat to the human health. This article is suggested to review the advance on the performance of chemical coagulation process in removing heavy ...
Farhad Salimi
doaj   +1 more source

Are Organisms Substances or Processes? [PDF]

open access: yesAustralasian Journal of Philosophy, 2021
I argue that attempts in the philosophy of biology to show that organisms are processes, rather than substances, fail. Despite what process ontologists have said, substance ontology is perfectly able to accommodate the dynamic nature of organisms, their ecological dependence, and their vague boundaries, and their criticisms are directed not at ...
openaire   +1 more source

In vitro study of the spectrum antiviral activity of aliphatic acid toward the prototype coronavirus strain

open access: yesBiomedical and Biotechnology Research Journal, 2023
Background: The aim of this study was to perform an in vitro evaluation of the antiviral activity of several well-known organic substances against infectious bronchitis virus (IBV), the prototype strain of the coronavirus family.
Iryna V Dziublyk   +9 more
doaj   +1 more source

Aplikasi Analytical Hierarchy Process Pada Pemilihan Metode Analisis Zat Organik Dalam Air

open access: yesJurnal Ilmiah Teknik Industri, 2016
Water is one of the food products analyzed in water chemistry and environmental laboratories. One of the parameters analyzed are organic substances.
Dino Rimantho   +3 more
doaj   +1 more source

The effect of some organic substances and the concentration of dayizone pesticide on the composition and microbial activity of soils [PDF]

open access: yesمجلة جامعة الانبار للعلوم الصرفة, 2014
The present study has been conducted to investigate the effect of organic substance of klkoz and the clover added to the soil on the decomposition of dayizon pesticide in the soil , and the effect of this on the microbial activity of microorganisms in ...
Ahmed Mohammed turkey
doaj   +1 more source

Predictive validity of the START for unauthorised leave and substance abuse in a secure mental health setting:a pseudo-prospective cohort study [PDF]

open access: yes, 2015
Background Risk assessment and management is central to the nursing role in forensic mental health settings. The Short Term Assessment of Risk and Treatability (START) aims to support assessment through identification of risk and protective factors.
Dickens, Geoffrey L., O'Shea, Laura E.
core   +3 more sources

Dissolved humic substances supplied as potential enhancers of Cu, Cd, and Pb adsorption by two different mangrove sediments [PDF]

open access: yes, 2018
Purpose The external supply of humic substances has been recently suggested for the remediation of metal-polluted sediments; however, little is known about how to supply them and their effects on metal mobility.
Barros Dobbss, Leonardo   +4 more
core   +1 more source

Reduced adsorption of caesium on clay minerals caused by various humic substances [PDF]

open access: yes, 1999
The effect of the addition of various humic substances on the adsorption of caesium on two mineral clays has been studied. All measurements were carried out in dilute suspension under controlled conditions of temperature and ionic strength.
Dumat, Camille, Staunton, S.
core   +4 more sources

Home - About - Disclaimer - Privacy