Results 111 to 120 of about 7,641 (199)

Trimerous pericyclic reactions.

open access: yes, 2020
I occasionally spot an old blog that emerges, if only briefly, as "trending". In this instance, only the second blog I ever wrote here, way back in 2009 as a follow up to this article.
openaire   +1 more source

Plant Hormones Differentially Control the Sub-Cellular Localization of Plasma Membrane Microdomains during the Early Stage of Soybean Nodulation [PDF]

open access: yes, 2019
Phytohormones regulate the mutualistic symbiotic interaction between legumes and rhizobia, nitrogen-fixing soil bacteria, notably by controlling the formation of the infection thread in the root hair (RH).
Libault, Marc   +2 more
core   +1 more source

Root anatomical studies in Urginea indica. Kunth, Hyacinthaceae. [PDF]

open access: yes, 2015
The root anatomical features of Urginea indica (Hyacinthaceae) in different accessions of Kashmir, Ranganathittu, Yarkad, Seethampundi and Kerala were investigated. These specimens were collected during April may 2013 & 2014.
Hemalata, S.K., Shiva Kameshwari, M.N.
core  

A pericyclic dichotomy.

open access: yes, 2012
A dichotomy is a division into two mutually exclusive, opposed, or contradictory groups. Consider the reaction below. The bicyclic pentadiene on the left could in principle open on heating to give the monocyclic [12]-annulene (blue or red) via what is called an electrocyclic reaction as either a six (red) or eight (blue) electron process.
openaire   +1 more source

Sugar apple (Annona squamosa L., Annonaceae) seed germination: morphological and anatomical changes

open access: yesAgronomía Colombiana, 2013
The anon or sugar apple is a species of the Annona genus, widely distributed in the world and in Colombia and a fruit with great potential in domestic and international markets. However, the technical information related to the aspects of propagation and
Fabio Ernesto Martínez-Maldonado   +2 more
doaj  

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