Results 31 to 40 of about 15,509 (163)

Seed moisture content can be used to accelerate dormancy release during after-ripening of Urochloa humidicola cv. Llanero spikelets [PDF]

open access: yesCiência Rural, 2020
: Increased demand for livestock products is leading to research on more productive pastures adapted to different environments. Urochloa humidicola is a species adapted to low-fertility conditions and to environments occasionally subjected to temporary ...
Fabiana Lima Abrantes   +2 more
doaj   +1 more source

Physical Dormancy Release in Medicago truncatula Seeds Is Related to Environmental Variations

open access: yesPlants, 2020
Seed dormancy and timing of its release is an important developmental transition determining the survival of individuals, populations, and species in variable environments.
Juan Pablo Renzi   +9 more
doaj   +1 more source

Chilling-dependent release of seed and bud dormancy in peach associates to common changes in gene expression. [PDF]

open access: yesPLoS ONE, 2012
Reproductive meristems and embryos display dormancy mechanisms in specialized structures named respectively buds and seeds that arrest the growth of perennial plants until environmental conditions are optimal for survival.
Carmen Leida   +6 more
doaj   +1 more source

Environmental Regulation of Weed Seed Dormancy and Germination

open access: yesSeeds, 2023
Many weeds produce dormant seeds that are unable to complete germination under favourable conditions. There are two types of seed dormancy: primary dormancy (innate dormancy), in which seeds are in a dormant state upon release from the parent plant, and ...
Mirwais M. Qaderi
doaj   +1 more source

Stratification requirements for seed dormancy alleviation in a wetland weed. [PDF]

open access: yesPLoS ONE, 2013
Echinochloaoryzicola(syn.E. phyllopogon) is an exotic weed of California rice paddies that has evolved resistance to multiple herbicides. Elimination of seedlingsthroughcertain weed control methods can limit the spread of this weed, but is contingent on ...
Louis G Boddy   +2 more
doaj   +1 more source

Medical Oxygen Concentrators for Releasing Seed Dormancy

open access: yesCrop Science, 2015
ABSTRACTA new method is demonstrated for using concentrated oxygen (O2 gas) to release seed dormancy. Concentrated O2 gas in air is known to release seed dormancy in some seeds, including some foxtail (Setaria) species. New medical equipment makes O2 gas easier to work with than before, so laboratories working with dormant seeds can now use ...
Niemi, Jarad   +3 more
openaire   +3 more sources

SAN 9789: A Seed Dormancy Releasing Chemical

open access: yesJournal of Plant Physiology, 1985
Summary The ability of the herbicide SAN 9789 to release primary as well as different forms of secondary dormancy in lettuce seeds ( Lactuca sativa cv. Grand Rapids) was examined. Primary-, thermo-, osmo-, and far-red-dormant seeds treated with 28 μg/ml SAN 9789 in the dark at 25°C, germinated to 88, 61, 52 and 31 % respectively.
Mitrakos, K., Georghiou, K., Psaras, G.
openaire   +2 more sources

Identification and Analysis of the Expression of microRNAs during the Low-Temperature Dormancy Release of Tulipa thianschanica Seeds

open access: yesAgronomy, 2023
With versatile biological functions, microRNAs (miRNAs) participate in the regulation of post-transcriptional gene expression in plants. Tulipa thianschanica Regel is a key wild tulip resource of the Liliaceae; however, it reproduces poorly under natural
Wei Zhang   +6 more
doaj   +1 more source

Distinct gibberellin functions during and after grapevine bud dormancy release [PDF]

open access: yesJournal of Experimental Botany, 2018
The molecular mechanism regulating dormancy release in grapevine buds is as yet unclear. It has been hypothesized that (i) abscisic acid (ABA) represses bud-meristem activity; (ii) perturbation of respiration induces an interplay between ethylene and ABA metabolism, which leads to removal of repression; and (iii) gibberellin (GA)-mediated growth is ...
Chuanlin Zheng   +7 more
openaire   +2 more sources

Overexpression of Prunus DAM6 inhibits growth, represses bud break competency of dormant buds and delays bud outgrowth in apple plants.

open access: yesPLoS ONE, 2019
Most deciduous fruit trees cultivated in the temperate zone require a genotype-dependent amounts of chilling exposure for dormancy release and bud break.
Hisayo Yamane   +10 more
doaj   +1 more source

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