Results 81 to 90 of about 6,728 (218)

Ontogeny in monocotyledons as revealed by studies of the developmental anatomy of periclinal chloroplast chimeras

open access: yes, 1979
The developmental anatomy of apically stable periclinal chloroplast chimeras was studied in a number of monocotyledonous genera. Their ontogeny is basically similar to that of dicotyledons.
Dermen, Haig   +3 more
core   +1 more source

New taxa, new records and name changes for southern African plants

open access: yesBothalia: African Biodiversity & Conservation, 1987
Alterations for the year 1986 to the inventory maintained in PRECIS are reported for bryophytes, pteridophytes and monocotyledons, and for a few dicotyledons.
G. E. Gibbs Russell   +5 more
doaj   +1 more source

TaANT11‐4A enhances grain yield by orchestrating photosynthesis and carbohydrate metabolism through direct transcriptional activation

open access: yesJournal of Integrative Plant Biology, EarlyView.
TaANT11‐4A is a positive regulator of wheat grain size and yield, directly activating TaEGY2, TaAAE1, and TaAAE2 to enhance photosynthesis and carbohydrate metabolism. The favorable Hap2 haplotype increases TaANT11‐4A expression and grain size, providing a genetic resource for breeding higher‐yielding wheat varieties.
Pengpeng Zhang   +10 more
wiley   +1 more source

Proprioception drives tension wood formation for autotropic straightening and postural control in trees

open access: yesNew Phytologist, EarlyView.
Proprioception controls trunk straightness in trees through opposite tension wood formation. A spherical growth chamber (a), combined with a two‐dimensional rotating clinostat (b2), suppresses gravi‐ and phototropic sensing. The tree is first tilted horizontally (b1), triggering upward gravitropic bending, actuated by tension wood formation on the ...
Alexandre Caulus   +7 more
wiley   +1 more source

The Taxonomic Significance of the Foliar Epidermal Hairs of Several Families of Dicotyledons

open access: yes, 1945
The present investigation deals with the study of non-glandular epidermal hairs from the leaves of two hundred representative dicotyledons of forty-eight families in the Central North Texas area.
McCarty, Faye A.
core  

Response of plants to calcium concentration in flowing solution culture with chloride or sulphate as the counter-ion

open access: yes, 1987
Solution calcium concentrations required for the growth of a range of plant species, including both monocotyledons and dicotyledons, were determined in two experiments in which plants were grown in flowing solution culture at constantly maintained ...
Islam, A. K.M.S.   +2 more
core   +1 more source

Mutations in SUMO conjugating enzyme reveal contributions of sumoylation to plant stress resilience and yield

open access: yesNew Phytologist, EarlyView.
Mutations in small ubiquitin‐related modifier (SUMO) conjugating enzyme that increase or decrease functionality reveal SUMO contributions to growth and stress resilience. Summary Small ubiquitin‐related modifier (SUMO) conjugation is a fundamental process in all metazoa, with multiple roles in development and stress responses.
Lilian Nehlin   +6 more
wiley   +1 more source

Substrate Preparation Behaviors for the Cultivation of the Symbiotic Fungus in Leaf-Cutting Ants of the Genus Atta (Hymenoptera: Formicidae)

open access: yes, 2009
Our findings revealed two distinct patterns of substrate preparation: the pattern of leaf-cutting ants foraging on dicotyledons is marked by highly fragmented substrate resulting in a more advanced initial decomposition.
Bueno, O. C., Diniz, E. A.
core   +2 more sources

Chloroplasts in tissues of some herbaceous stems

open access: yesActa Societatis Botanicorum Poloniae, 2014
Serial sections of mature stems of ten species of herbaceous dicotyledonous plants were examined by light microscopy and the number of chloroplasts per cell was estimated in epidermis, collenchyma and cortex.
Roman Maksymowych   +3 more
doaj   +1 more source

Engineering root development with high precision

open access: yesNew Phytologist, EarlyView.
Conceptual framework for precise engineering of root development. Summary Root development is controlled by dynamic interactions between gene regulation, hormonal signalling, developmental history and environmental inputs, creating multiple layers of control that can be harnessed for engineering.
Roza D. Bilas, Sarah Guiziou
wiley   +1 more source

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