Results 11 to 20 of about 2,185,082 (309)

Changes of physical and chemical properties of rice (cv. Mentikwangi) as affected by storage conditions [PDF]

open access: yesE3S Web of Conferences, 2022
The quality charcteristics of rice could be changed during storage caused by respiration and enzyme activity. The respiration process remains during storage, producing carbon dioxides, vapour, and heat. This study aimed to examine the changes in physical
Suismono   +4 more
doaj   +1 more source

Desertomycin: Purification and physical-chemical properties.

open access: yesThe Journal of Antibiotics, 1983
Desertomycin was isolated from Streptomyces macronensis Dietz sp. nov. UC 8271. Extensive spectroscopic work led us to place desertomycin in the macrocyclic lactone family which contains monazomycin, scopafungin, primycin, azalomycin F4a and niphithricins A and B.
L A, Dolak   +5 more
openaire   +3 more sources

Genotype-Related Differences in the Phenolic Compound Profile and Antioxidant Activity of Extracts from Olive (Olea europaea L.) Leaves

open access: yesMolecules, 2019
The phenolic compound contents and antioxidant activities of the leaf extracts of nine olive genotypes were determined, and the obtained data were analysed using chemometric techniques.
Hakime Hülya Orak   +4 more
doaj   +1 more source

Prediction of the productivity of floodplain soils in Taraba state using productivity models

open access: yesEQA, 2021
A study was carried out to quantify the productivity level of floodplain soils in Taraba state using Neill’s Productivity Index (PI) and Modified Neill’s Productivity Index (PIM).
Tanko Bako   +2 more
doaj   +1 more source

SuperMALT: Physical and Chemical Properties of Massive and Dense Clumps [PDF]

open access: yes, 2018
The SuperMALT survey is observing 76 MALT90 clumps at different evolutionary stages (from pre-stellar or quiescent to HII) in high excitation molecular lines and key isotopomers using the Apex 12m telescope with an angular resolution of $\sim$20" and a ...
Contreras, Yanett   +2 more
core   +3 more sources

Anatomical, physical and chemical properties of Sepestan wood (Cordia myxa L.) in Iranshahr region [PDF]

open access: yesتحقیقات علوم چوب و کاغذ ایران, 2015
Cordia (Sepestan in Persian) species (Cordia myxa L.) is in the borage family (Boraginaceae) and it is growing with geographical distribution in the moderate and tropical regions of Iran such as near the Persian Gulf, especiallyin Bandar Abbas and some ...
babak Nosrati   +2 more
doaj   +1 more source

Influence of Catechin Fraction and High Molecular Fraction from Green Tea Extract on and Strains

open access: yesNatural Product Communications, 2018
Green tea is known for its health-promoting properties. It is a complex mixture of polyphenols, and as interest in finding new possibilities for plant extracts as food additives grows, there is a need to investigate the potential interactions of these ...
Michał Adam Janiak   +2 more
doaj   +1 more source

Fractionation of Buckwheat Seed Phenolics and Analysis of Their Antioxidant Activity

open access: yesPolish Journal of Food and Nutrition Sciences, 2015
Five fractions of phenolic compounds were obtained from the extract of common buckwheat seed (Fagopyrum esculentum Moench) using Sephadex LH-20 column chromatography with methanol as a mobile phase.
Karamać Magdalena   +2 more
doaj   +1 more source

Mutation matrices and physical‐chemical properties: Correlations and implications [PDF]

open access: yesProteins: Structure, Function, and Genetics, 1997
To investigate how the properties of individual amino acids result in proteins with particular structures and functions, we have examined the correlations between previously derived structure-dependent mutation rates and changes in various physical-chemical properties of the amino acids such as volume, charge, alpha-helical and beta-sheet propensity ...
Koshi, Jeffrey M., Goldstein, Richard A.
openaire   +2 more sources

Research on the physical and chemical properties of sewage treatment sludge biochar and its preparation for wastewater

open access: yesMokslas: Lietuvos Ateitis, 2023
Treatment and recycling of sludge waste have developed into a research focus in recent years. Today, nutrient recovery from wastewater and sludge has received much attention from regulators, academia, industry, and the general public.
Judita Paulionytė, Rasa Vaiškūnaitė
doaj   +1 more source

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