Results 11 to 20 of about 17,103 (256)

Vernalization: Spring into Flowering [PDF]

open access: yesDevelopmental Cell, 2006
Polycomb group protein (PcG) complexes mediate epigenetic processes in plants as well as in animals. We discuss recent progress in understanding the varied roles that Polycomb complexes play in the epigenetic control of vernalization-the promotion of flowering by extended exposure to low temperature.
Dennis, Elizabeth S.   +2 more
openaire   +2 more sources

Within-individual phenotypic plasticity in flowers fosters pollination niche shift

open access: yesNature Communications, 2020
Floral phenotypes impact interactions between plants and pollinators. Here, the authors show that Moricandia arvensis displays discrete seasonal plasticity in floral phenotype, with large, lilac flowers attracting long-tongued bees in spring and small ...
José M. Gómez   +7 more
doaj   +1 more source

Essential Oils from Different Plant Parts of Eucalyptus cinerea F. Muell. ex Benth. (Myrtaceae) as a Source of 1,8-Cineole and Their Bioactivities

open access: yesPharmaceuticals, 2011
Eucalyptus cinerea, known as silver dollar tree, has few descriptions in traditional medicine. Chemical composition and antimicrobial properties of the essential oils of leaves, flowers and fruits, collected seasonally, were determined by GC/MS and disk ...
Tomoe Nakashima   +5 more
doaj   +1 more source

Improving Vase Life of Chrysanthemum (Chrysanthemum morifolium L.) Cut Flowers with Orange Spring Essential Oil, Fulvic Acid and Copper Nanoparticles Application [PDF]

open access: yesMajallah-i ̒Ulum-i Bāghbānī, 2021
Introduction Chrysanthemum (Chrysanthemum morifolum L.) is one of the most important cut flowers in the world, which currently ranks second in the world after rose in terms of economy and cultivation.
Behzad Kaviani   +2 more
doaj   +1 more source

Susceptibility of spring‐flowering garden plants to herbivory by mule deer

open access: yesWildlife Society Bulletin, 2018
Many people look forward to spring flowers, only to discover that mule deer (Odocoileus hemionus) have eaten the sprouting plants and flower buds. One potential method to prevent this problem is to grow unpalatable flowering plants in gardens where deer ...
Michael R. Conover   +3 more
doaj   +1 more source

Spring frost effects on 30 sweet cherries varieties grown in North Italy

open access: yesInternational Journal of Horticultural Science, 2010
After a spring frost occurred in second half of March 2008, with temperatures below 0°C for 8 days consecutively and an absolute minimum of -5.5°C, a lot of observations have been made on the sweet cherry flowers damages.
A. Roversi   +3 more
doaj   +1 more source

Grevillea robusta: Silk-Oak

open access: yesEDIS, 2018
Reaching a height of 75 feet or more with a 25-foot spread, Silk-Oak is pyramidal to oval in shape, eventually developing a few heavy horizontal limbs and a thick trunk.
Edward Gilman, Dennis Watson
doaj   +1 more source

Do Nonstructural Carbohydrates Contribute to Pecan (Carya illinoinensis) Secondary Budburst?

open access: yesHortScience, 2023
Spring freeze is among the problems threatening pecan bloom and production. Pecan tree height and structure make them difficult to protect from spring freezes.
Lu Zhang   +3 more
doaj   +1 more source

The Effects of Silver Nitrate Applications on the Flower Quantity of Cucumbers (Cucumis sativus L.)

open access: yesNotulae Botanicae Horti Agrobotanici Cluj-Napoca, 2011
This study was conducted to investigate the effects of silver nitrate (AgNO3) on the flower quantity of cucumbers. The seeds used in this study, which was carried out in a plastic greenhouse, in the Gazi village of Antalya Province (Turkey) the during ...
Deniz KARAKAYA, Hüseyin PADEM
doaj   +1 more source

Flowering and fruiting responses to climate change of two Arctic plant species, purple saxifrage (Saxifraga oppositifolia) and mountain avens (Dryas integrifolia)

open access: yesArctic Science, 2015
In temperate regions, there are clear indications that spring flowering plants are flowering earlier due to rising temperatures of contemporary climate change. Temperatures in temperate regions are rising predominantly in spring.
Panchen Zoe A., Gorelick Root
doaj   +1 more source

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