Results 31 to 40 of about 4,182,267 (328)

Seed Geometry in the Arecaceae

open access: yesHorticulturae, 2020
Fruit and seed shape are important characteristics in taxonomy providing information on ecological, nutritional, and developmental aspects, but their application requires quantification.
Diego Gutiérrez del Pozo   +3 more
doaj   +1 more source

The APETALA2 transcription factor LsAP2 regulates seed shape in lettuce

open access: yesbioRxiv, 2020
Seeds are major vehicles of propagation and dispersal in plants. A number of transcription factors, including APETALA2 (AP2), play crucial roles during the seed development process in various plant species.
Chen Luo   +7 more
semanticscholar   +1 more source

The effect of cultural and environmental factors on potato seed tuber morphology and subsequent sprout and stem development [PDF]

open access: yes, 2001
Seed crops of the variety Estima were grown in each of 2 years using two planting dates, two harvest dates, two plant densities and two irrigation regimes to produce seed tubers which had experienced different cultural and environmental conditions.
Akehurst, J. M. (Jayne M.)   +4 more
core   +1 more source

Association Studies and Legume Synteny Reveal Haplotypes Determining Seed Size in Vigna unguiculata. [PDF]

open access: yes, 2013
Highly specific seed market classes for cowpea and other grain legumes exist because grain is most commonly cooked and consumed whole. Size, shape, color, and texture are critical features of these market classes and breeders target development of ...
Cisse, Ndiaga   +7 more
core   +5 more sources

Functional inversion for potentials in quantum mechanics [PDF]

open access: yes, 1999
Let E = F(v) be the ground-state eigenvalue of the Schroedinger Hamiltonian H = -Delta + vf(x), where the potential shape f(x) is symmetric and monotone increasing for x > 0, and the coupling parameter v is positive. If the 'kinetic potential' bar{f}(s)
Chadan   +11 more
core   +2 more sources

Fruit shape loci sun, ovate, fs8.1 and their interactions affect seed size and shape in tomato

open access: yesFrontiers in Plant Science, 2023
Seed size and shape are not only critical for plant reproduction and dispersal, but also important agronomic traits. Tomato fruit shape loci sun, ovate and fs8.1 regulate the morphology of fruit, flower, leaf and stem, and recently their functions in ...
Jie Chen   +15 more
doaj   +1 more source

Limits to reproduction and seed size-number trade-offs that shape forest dominance and future recovery

open access: yesNature Communications, 2022
The relationships that control seed production in trees are fundamental to understanding the evolution of forest species and their capacity to recover from increasing losses to drought, fire, and harvest.
T. Qiu   +102 more
semanticscholar   +1 more source

Attosecond pulse shaping using a seeded free-electron laser [PDF]

open access: yesNature, 2020
Attosecond pulses are fundamental for the investigation of valence and core-electron dynamics on their natural timescale. At present the reproducible generation and characterisation of attosecond waveforms has been demonstrated only through the process of high-order harmonic generation.
Maroju Praveen Kumar   +44 more
openaire   +7 more sources

Seed Mass and Morphology in Outcrossing and Selfing Species of Clarkia (Onagraceae): An SEM Study [PDF]

open access: yes, 2004
Seeds from three pairs of outcrossing-selfing sister taxa from the genus Clarkia (farewell-to-spring, Onagraceae)—Clarkia unguiculata, Clarkia exilis, Clarkia xantiana ssp. xantiana and ssp. parviflora, and Clarkia concinna ssp.
Cavaliere, A. R.   +2 more
core   +3 more sources

A stepwise route to domesticate rice by controlling seed shattering and panicle shape

open access: yesbioRxiv, 2021
Asian rice (Oryza sativa L.) is consumed by more than half of the world’s population. Despite its global importance, the process of early rice domestication remains unclear. During domestication, wild rice (O.
R. Ishikawa   +14 more
semanticscholar   +1 more source

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