Results 41 to 50 of about 2,668 (184)

Makarnalık Buğdayda (Triticum durum Desf.) Ethephon’un Tane Verimi, Protein Oranı ve Protein Verimine Etkisi

open access: yesJournal of Agricultural Sciences, 2000
Bu çalışma 1997-1999 yıllan arasında Ankara Üniversitesi Ziraat Fakültesi Tarla Bitkileri Bölümü deneme tarlasında farklı ethephon dozlarının makarnalık buğday (Triticum durum Desf.) çeşitlerinin tane verimi, protein oranı ve protein verimlerine ...
Mustafa Güler
doaj   +1 more source

An evaluation of the effects of exogenous ethephon, an ethylene releasing compound, on photosynthesis of mustard (Brassica juncea) cultivars that differ in photosynthetic capacity

open access: yesBMC Plant Biology, 2004
Background The stimulatory effect of CO2 on ethylene evolution in plants is known, but the extent to which ethylene controls photosynthesis is not clear. Studies on the effects of ethylene on CO2 metabolism have shown conflicting results.
Khan NA
doaj   +1 more source

EFFECT OF CHEMICAL FRUIT THINNING 0F SAMANY DATE PALM CULTIVAR. [PDF]

open access: yesJournal of Plant Production, 2006
The effect of fruit thinning using ethephon and cytophex at different concentrations and dates of application was studied on Samany date palm cultivar in two seasons (2003-2004). Fruit set percentage was much decreased when ethephon was sprayed at all
T. Saber   +3 more
doaj   +1 more source

Translocation of Ethephon in Beans and Peas1

open access: yesJournal of the American Society for Horticultural Science, 1977
Abstract Translocation of (2-chloroethyl) phosphonic acid (ethephon) was studied in 14-day old bean plants ( Phaseolus vulgaris L. cv. Black Valentine) and 7-day old pea seedlings ( Pisum sativum L. cv. Alaska).
Francis Y. Kwong, H. B. Lagerstedt
openaire   +1 more source

Ethylene-Mediated Modulation of Bud Phenology, Cold Hardiness, and Hormone Biosynthesis in Peach (Prunus persica)

open access: yesPlants, 2021
Spring frosts exacerbated by global climate change have become a constant threat to temperate fruit production. Delaying the bloom date by plant growth regulators (PGRs) has been proposed as a practical frost avoidance strategy.
Jianyang Liu   +6 more
doaj   +1 more source

Reactive oxygen species, antioxidants and the regulation of plant development

open access: yesThe FEBS Journal, EarlyView.
The regulation of axillary bud outgrowth by the interplay between phytohormone and redox signals. Axillary bud outgrowth is regulated by cellular energy status and the balance between phytohormones, notably abscisic acid (ABA) and gibberellic acid (GA).
Juwita R. Dewi   +2 more
wiley   +1 more source

Effects of Ethephon on Olive Ripening1

open access: yesJournal of the American Society for Horticultural Science, 1982
Abstract Solutions of (2-chloroethyl) phosphonic acid (ethephon) at 1000, 1500, and 2000 ppm were sprayed on trees of ‘Giarraffa’ olive ( Olea europaea L.) time midway between the onset of pit hardening, and the maximum respiratory rate induced early pigmentation of drupes ...
E. Rugini, G. Bongi, G. Fontanazza
openaire   +1 more source

Three closely linked X‐chromosomal genes potentially control sex determination in Cannabis sativa

open access: yesNew Phytologist, Volume 251, Issue 1, Page 505-522, July 2026.
Summary Sex determination mechanisms in dioecious plants remain poorly understood yet offer an excellent model system to study genetic changes underlying morphological evolution. We investigated the genetic basis of sex determination in Cannabis sativa, combining quantitative trait locus mapping in a segregating population, comparative transcriptomics ...
Matteo Toscani   +8 more
wiley   +1 more source

Management of sunflower stand height using growth regulators

open access: yesPlant, Soil and Environment, 2011
Influence of growth regulators chlormequat chloride, ethephon, trinexapac-ethyl, and a combination of chlormequat chloride and ethephon on decreasing sunflower height was examined in the years 2006-2009.
T. Spitzer   +3 more
doaj   +1 more source

Scientific Opinion on waiving of the dog studies in the regulatory process of agrochemicals approval

open access: yesEFSA Journal, Volume 24, Issue 7, July 2026.
Abstract Commission Regulation (EU) No. 283/2013 sets out the data requirements for pesticide active substances and includes short‐term oral toxicity testing in rodents (90‐day rat study) and non‐rodents (90‐day dog study) to support human health hazard assessment for pesticide active substances in the European Union (EU). However, the relevance of the
EFSA Panel on Plant Protection Products and their Residues (PPR)   +20 more
wiley   +1 more source

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