Results 141 to 150 of about 195,527 (315)

Important Crop Pollinators Respond Less Negatively to Anthropogenic Land Use Than Other Animals

open access: yesEcology and Evolution
Animal‐mediated pollination is a key ecosystem service required to some extent by almost three‐quarters of the leading human food crops in global food production.
Jessica J. Williams   +4 more
doaj   +1 more source

Exploring Chemical Variability in the Essential Oil of Artemisia absinthium L. in Relation to Different Phenological Stages and Geographical Location

open access: yesChemistry &Biodiversity, EarlyView.
ABSTRACT The plant essential oils (EOs) play a fundamental role in the adaptation to different habitats and environmental conditions. To verify the influence of these factors on the EO of Artemisia absinthium L., we conducted a pharmacognostic study on this species, collected during both the vegetative (V) and flowering (F) stages, in two different ...
Paola Malaspina   +5 more
wiley   +1 more source

More than symbioses : orchid ecology ; with examples from the Sydney Region [PDF]

open access: yes, 2013
The Orchidaceae are one of the largest and most diverse families of flowering plants. Orchids grow as terrestrial, lithophytic, epiphytic or climbing herbs but most orchids native to the Sydney Region can be placed in one of two categories.
Entwisle, Timothy J.   +2 more
core  

Synthesis and Evaluation of Pseudoglucosinolates Releasing Isothiocyanates in the Presence of Azoreductases

open access: yesChemBioChem, EarlyView.
An expansion of the concept of pseudoglucosinolates (psGSLs) is reported introducing the first azoreductase‐responsive psGSL‐based probe releasing an isothiocyanate under simultaneous fluorescence turn‐on in the presence of AzoR, an azoreductase from Escherichia coli.
Aishi Chakrabarti   +13 more
wiley   +1 more source

Interaction Between Actin and Microtubules During Plant Development

open access: yesCytoskeleton, EarlyView.
ABSTRACT The dynamic interaction between actin filaments (AFs) and microtubules (MTs) plays a crucial role in regulating key developmental and physiological processes in plant cells, particularly in the formation of specialized cell types with distinct shapes and functions, such as pollen tubes, trichomes, and leaf epidermal cells.
Zining Wu   +3 more
wiley   +1 more source

NATURAL CROSS-POLLINATION IN LINSEED [PDF]

open access: hybrid, 1938
KADAM B.S, KULKARNI R.K, PATEL S.M
openalex   +1 more source

PEK14: A Kinesin‐4 Necessary for Male‐Derived Fertility in Arabidopsis thaliana

open access: yesCytoskeleton, EarlyView.
ABSTRACT Of the 61 kinesins annotated in Arabidopsis thaliana, many are still without assigned function. Here, we have screened an insertional mutant library of Arabidopsis pollen‐expressed kinesins for fertility defects. Insertional mutants for three kinesins showed a significant reduction in seed set.
Isabella N. Mendes   +6 more
wiley   +1 more source

The effects of methyl parathion on the colony dynamics of Apis mellifera : a thesis submitted in partial fulfilment of the requirements for the degree of Master of Science in Ecology at Massey University, Palmerston North, New Zealand [PDF]

open access: yes, 2000
The detrimental effects of pesticides to honey bee colonies were assessed using a combination of electronic and manual sampling techniques. Initial experiments determined that electronic bee counters could be used to identify and monitor toxic events ...
Taylor, Michelle Anne
core  

Nuclear Entanglement: New Insights Into the Role of Cytoskeleton and Nucleoskeleton in Plant Nuclear Function

open access: yesCytoskeleton, EarlyView.
ABSTRACT Of the three types of cytoskeleton known in animals—actin, microtubules, and intermediate filaments—only actin and microtubules exist in plants. Both play important roles in cellular shaping, organelle movement, organization of the endomembrane system, and cell signaling.
Norman R. Groves   +3 more
wiley   +1 more source

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