Results 111 to 120 of about 160,790 (294)

The Effect of Increasing Doses of Heavy Metals on Seed Germination of Selected Ornamental Plant Species

open access: yesAgronomy
The primary goal of this study was to assess how two techniques for applying progressively higher doses of zinc and cadmium impact seed germination of selected ornamental plant species. The experiments were conducted in the accredited laboratory of the W.
Olzacki Marcin   +2 more
doaj   +1 more source

Effect of Pansy (Viola x wittrockiana gams) Seeds Colour and Size on their Germination

open access: yesNotulae Botanicae Horti Agrobotanici Cluj-Napoca, 2008
Four commercial seed lots from the Polish seed companies of pansy (Viola x wittrockiana Gams) with low germination capacity were sorted into 2 size fractions: small and large: below 4 mm long and above 4 mm and 3 colour fractions: yellow, brown and dark,
Rosinska AGNIESZKA, Roman HOLUBOWICZ
doaj   +1 more source

Effect of Seed Coating and PEG-Induced Drought on the Germination Capacity of Five Clover Crops. [PDF]

open access: yesPlants (Basel), 2021
Kintl A   +6 more
europepmc   +1 more source

Possibilities and limitations of vegetative propagation in breeding and mass propagation of Norway spruce [PDF]

open access: yes, 2003
The use of vegetative mass propagation in practical forestry with Norway spruce (Picea abies (L.) Karst.) is limited at present, although its potential to deliver high genetic gains is obvious.
Högberg, Karl-Anders
core  

Sources and modes of action of invasive knotweed allelopathy : the effects of leaf litter and trained soil on the germination and growth of native plants [PDF]

open access: yes, 2012
Invasive knotweeds, native to Eastern Asia, are among the most dominant plant invaders of European and North American temperate ecosystems. Recent studies indicate that one cause of this dominance might be allelopathy, but the possible sources and modes ...
Aguilera   +45 more
core   +2 more sources

Water‐Efficient Smart Drip Irrigation Enabled by a Low‐Power and High‐Efficiency Flexible Electromagnetic Actuator

open access: yesAdvanced Science, EarlyView.
Water scarcity poses a critical threat to global food security. A low‐power, flexible electromagnetic actuator is presented for smart drip irrigation systems. The device achieves precise, wide‐range flow modulation (0.05–5.8 mL/min) in response to real‐time plant demands, reducing water consumption compared to conventional flood irrigation.
Duo Chen   +7 more
wiley   +1 more source

POLLEN VIABILITY AND GERMINATION CAPACITY OF SOME NEW SWEET CHERRY CULTIVARS

open access: yesBulletin of University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca. Horticulture, 2015
Pollen of 16 new sweet cherry cultivars (‘Carmen’, ‘Katalin’, ‘Vera’, ‘Bigarreau Burlat’, ‘Starking Hardy Giant’, ‘Early Red’, ‘Giant Red’, ‘Lapins’, ‘Canada Giant’, ‘Earlise’, ‘Kordia’, ‘Karina’, ‘Merchant’, ‘Sylvia’, ‘Regina’, ‘Summit’) was collected and investigated microscopically in ...
Monica Pal   +4 more
openaire   +2 more sources

Local adaptation of two cryptic species, Lasthenia californica and Lasthenia gracilis, to distinct regions within a serpentine outcrop [PDF]

open access: yes, 2013
Intraspecific variation providing tolerance to specific edaphic conditions may contribute to population differentiation, speciation, and species coexistence.
Barry, Teri
core   +1 more source

Light is more important than nutrient ratios of fertilization for cymodocea nodosa seedling development [PDF]

open access: yes, 2018
Restoration of seagrass beds through seedlings is an alternative to the transplantation of adult plants that reduces the impact over donor areas and increases the genetic variability of restored meadows.
Ackerman   +96 more
core   +2 more sources

Chloroplast Stress Signals Orchestrate Epidermis‐Specific Remodeling of Mitochondria and ER Under High Light

open access: yesAdvanced Science, EarlyView.
High light exposure triggers an epidermis‐specific remodeling of mitochondria and ER in Arabidopsis, driven by chloroplast‐derived signals. Live‐cell imaging shows that HL rapidly suppresses mitochondrial motility, followed by fusion‐driven elongation and ER cisternal expansion.
Evan R. Angelos   +12 more
wiley   +1 more source

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