Results 51 to 60 of about 114,759,116 (219)

Pollen production, viability and in vitro pollen germination of different litchi (Litchi chinensis) genotypes

open access: yesThe Indian Journal of Agricultural Sciences, 2018
Litchi (Litchi chinensis Sonn.) is one of the important commercial fruits of the subtropical region. Its short flowering period couple with narrow genetic base serves as the major constraints in litchi genetic improvement.
ALOK KUMAR GUPTA   +4 more
doaj   +1 more source

Optimization of In Vitro Germination, Viability Tests and Storage of Paeonia ostii Pollen

open access: yesPlants, 2023
Paeonia ostii is an important woody oil crop mainly cross-pollinated. However, the low yield has become an important factor restricting the industrial development of P. ostii.
Mengchen Li   +7 more
doaj   +1 more source

Jasmonate biosynthesis regulates key events in barley vegetative and reproductive development

open access: yesNew Phytologist, EarlyView.
Generation and general phenotypes of hvaoc mutants. Summary Cereal grain is a global food staple. Filial tissues in grain, such as the embryo and endosperm, grow embedded in the maternal ovule and surrounding ovary wall. Maternal tissues provide nutrition and protection but are progressively reduced and degraded as filial tissues expand, driving grain ...
Jian Luo   +17 more
wiley   +1 more source

Floral biology and propagation of blue-flowered Conospermum spp [PDF]

open access: yes, 2003
Blue-flowered Conospermum are endemic to Western Australia, and show great potential as cut flowers. Propagation from cuttings or seed proved difficult, and root initiation in vitro is problematic. This thesis examines the floral biology of the species
Stone, Lynley M.
core  

Optimization of In Vitro Pecan Pollen Germination [PDF]

open access: yesHortScience, 2011
Storage of pollen from 1 year to the next is often needed to enable desired crosses to be made in a pecan [ Carya illinoinensis (Wangenh.) K. Koch] breeding program. Stored pollen is usually tested for viability through the use of in vitro germination tests.
openaire   +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

High Temperature Effects on in vitro Pollen Germination and Seed Set in Field Pea [PDF]

open access: yes, 2017
Prevailing global warming has challenged agricultural production such that it is paramount to evaluate crop cultivars that tolerate increasing temperatures. Heat tolerance in many crops has been screened by examining in vitro pollen germination.
Warkentin, Tom   +7 more
core   +1 more source

Pollen: A Potential Explant for Genetic Transformation in Wheat (Triticum aestivum L.)

open access: yesAgronomy, 2022
The use of biotechnology for the genetic improvement of wheat (Triticum aestivum L.) has been hampered by its recalcitrance to standard transformation and regeneration protocols. Male gametes present a potentially useful option for introducing gene edits
Mehwish Kanwal   +5 more
doaj   +1 more source

Coordination of drought‐adaptive root growth plasticity through auxin homeostasis by the ZmSPL12–ZmYUC5 module in maize

open access: yesNew Phytologist, EarlyView.
Proposed model of ZmSPL12‐mediated drought resistance through auxin regulation. Summary Climate change‐induced drought increasingly threatens global maize production. Drought‐adaptive root plasticity in maize depends on auxin signaling, yet how auxin homeostasis is dynamically tuned in response to water deficit remains unclear.
Hua Xu   +18 more
wiley   +1 more source

Functional analysis of the Arabidopsis thaliana AtEP3 endochitinase [PDF]

open access: yes, 2001
Chitinases are enzymes that are capable of catalyzing the hydrolysis of chitin, a homopolymer of N-acetylglucosamine. Chitin is the main constituent of the exoskeleton of insects, of crustacean shells and of the cell wall of many fungi but is absent in ...
Passarinho, P.A.
core  

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