Results 11 to 20 of about 73,557 (268)

Strategy for application of macro-, micronutrients and liming in acid lateritic soils of Jharkhand for sustainable growth of Flemingia semialata

open access: yesThe Indian Journal of Agricultural Sciences, 2016
An experiment was carried out during 2011-12 to 2013-14 at the Institute Research Farm, Ranchi (23o23’N longitude, 85o23’ E latitude and 650 m above MSL) to study the effects of different primary nutrients, liming and micronutrients (boron, molybdenum ...
S GHOSAL   +3 more
doaj   +1 more source

Impact of some selected insecticides and bio-pesticides on incidence of predators, parasitoid and productivity of lac insect, Kerria lacca

open access: yesThe Indian Journal of Agricultural Sciences, 2014
Two lepidopteran predators, Eublemma amabilis and Pseudohypatopa pulverea and Aprostocetus purpureus an endoparasitoid have emerged as a major threat to lac cultivation. The objectives of the current study were to identify some potential insecticides and
J P SINGH, A K JAISWAL, M D MONOBRULLAH
doaj   +1 more source

Synthesis of citric acid-modified resins and their adsorption properties towards metal ions [PDF]

open access: yesRoyal Society Open Science, 2018
Types of resins anchored on citric acid were synthesized and identified. The citric acid-modified resins PS-CA, PS-O-CA and PS-N-CA were synthesized by anchoring citric acid on PS-Cl, PS-OH and PS-NH2, respectively.
Xiong Liu   +3 more
doaj   +1 more source

Low permittivity epoxy nanoporous composites filled with hollow nanosilica

open access: yesIET Nanodielectrics, 2019
An epoxy nanoporous composite (NPC) filled with hollow nanosilica exhibits lower permittivity than unfilled epoxy resin. The hollow nanosilica is a silica nanoparticle containing a nanometric closed pore.
Muneaki Kurimoto   +5 more
doaj   +1 more source

Effect of Seasonal Decrease in Temperature on the Content and Composition of Guayulins in Stems of Guayule (Parthenium argentatum, Gray)

open access: yesPlants, 2021
The guayulins are a family of sesquiterpene compounds that consist of an isoprenoid nucleus substituted either by trans-cinnamic or p-anisic acid, and are present only in the resinous fraction of the rubber plant guayule (Parthenium argentatum, Gray ...
Juana Rozalén   +5 more
doaj   +1 more source

Comparative Evaluation of Cavosurface Marginal Integrity by Assessing Microleakage Scores of Three Different Composites using a Universal Adhesive in Self Etch and Selective Etch Modes- A Stereomicroscopic Study [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2021
Introduction: Composite resins are currently the most popular restorative materials due to their superior esthetics, strong mechanical properties and high resistance to dissolution.
Archie Khera, Arvind Shenoy
doaj   +1 more source

Properties of electrical tree resistance of silicone‐modified epoxy resin matrix composites

open access: yesIET Science, Measurement & Technology, 2023
In order to improve the electrical tree resistance of epoxy resin, composites were prepared using dihydroxydiphenylsilane and a novel silicone modifier modified epoxy resin and micron silica, and the composites were subjected to accelerated thermal aging
Yongqiang Wang   +3 more
doaj   +1 more source

Effects of interaction between filler and resin on the glass transition and dielectric properties of epoxy resin nanocomposites

open access: yesIET Nanodielectrics, 2019
Polymer nanocomposites are known to exhibit superior insulation performance. As a reason for this, interactions at the filler/polymer interfaces are widely believed.
Keigo Mori   +6 more
doaj   +1 more source

Maxillofacial prosthetic materials

open access: yesThe Journal of Indian Prosthodontic Society, 2009
Acquired and congenital defects of the face create an unfortunate condition for an individual. For the individual to lead a comfortable life requires facial rehabilitation, thus a reassessment of materials used in the field of maxillofacial prosthesis ...
S K Khindria   +2 more
doaj   +1 more source

An Insight to the Composition of Pre-Hispanic Mayan Funerary Pigments by 1H-NMR Analysis

open access: yesMolecules, 2021
The funerary rites of particular members of the pre-Hispanic Mayan society included the pigmentation of the corpse with a red color. In order to understand this ritual, it is first necessary to identify the constituents of the pigment mixture and then ...
Kadwin J. Pérez-López   +4 more
doaj   +1 more source

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