نتایج جستجو برای: radicle length

تعداد نتایج: 308030  

2009
N. G. Tzortzakis

The influence of pre-sowing treatments using hydropriming, osmopriming and halopriming in laboratory and/or nursery tests on seedling emergence, seedling weight and plant growth of endive and chicory was examined. Halopriming (KNO3) or growth regulators (gibberelic acid; GA3) improved the rate of germination of endive and chicory and reduced the mean germination time needed. 30 min pre-sowing t...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده علوم 1391

in this thesis protic and aprotic ammonium-based ionic liquids were synthesized and their surface tensions were measured in the range of 298-373k. the protics are alkyl ammonium-based ils with the carboxylate (formate, acetate, propionate) anion and aprotics are quaternary ammonium-based ils with bis(trifluoromethylsulfonyl)imide anion. capillary rise method was used for surface tension measure...

DOR: 98.1000/2383-1251.1397.5.1.9.1.1578.32 Extended abstract Introduction: Echinacea purpurea, a member of Asteraceae family, is a herbal medicine which is effective for promoting human immune system. Enviromental stresses including water defecit, which limit maternal plant growth, can also affect their seed quality and germination. Various compounds such as salicylic acid and spermin a...

Journal: :Journal of experimental botany 2005
E A Amaral da Silva Peter E Toorop Jaap Nijsse J Derek Bewley Henk W M Hilhorst

The mechanism of inhibition of coffee (Coffea arabica cv. Rubi) seed germination by exogenous gibberellins (GAs) and the requirement of germination for endogenous GA were studied. Exogenous GA(4+7) inhibited coffee seed germination. The response to GA(4+7) showed two sensitivity thresholds: a lower one between 0 and 1 microM and a higher one between 10 and 100 microM. However, radicle protrusio...

Journal: :Agro productividad 2021

Objective: To evaluate ten triticale genotypes to assess the quality of seeds under two production systems, with cut and without cut, in municipalities Matamoros (L1) Francisco I. Madero (L2), Coahuila,Mexico.Design/Methodology/Approach: The agronomic variables evaluated were: Grain yield (GY), number per spike (NSS), length (SL), spikelets (SS) plant height (PH). Variables laboratory normal se...

Journal: :The Plant cell 2004
Steven Penfield Elizabeth L Rylott Alison D Gilday Stuart Graham Tony R Larson Ian A Graham

Arabidopsis thaliana is used as a model system to study triacylglycerol (TAG) accumulation and seed germination in oilseeds. Here, we consider the partitioning of these lipid reserves between embryo and endosperm tissues in the mature seed. The Arabidopsis endosperm accumulates significant quantities of storage lipid, and this is effectively catabolized upon germination. This lipid differs in c...

Journal: :Journal of Central European Agriculture 2021

The objective of this paper was to analyse allelopathic effect 3 different aqueous solutions from tree heaven’s (Ailanthus altissima (Mill.) Swingle) root extract and their dilutions on common wheat (Triticum aestivum L.), pigweed (Amaranthus retroflexus L.) red bristlegrass (Setaria pumila L.). Investigated obtained were solution, solution with isolated ailanthone without ailanthone. Each thes...

Journal: :Sustainability 2023

Maturity is a matter of concern for the utilization livestock manures after composting because phytotoxicity immature compost. The seed germination test widely used evaluating maturity However, process was not studied by establishing model maturity. Here, we established time-to-event data proportion over time in with cow dung compost at different times. Results show that profile Chinese cabbage...

Journal: :Advances in Polymer Technology 2021

The increasing intensity of coronavirus (COVID-19) spreading emphasizes the significant development in home food production to reduce incoming socioeconomic impact from soaring prices, supply chain fragility, and severe economic crisis. This preliminary study was initiated demonstrate possibility using electrospun fibers as a potential substrate application seed germination activity. drive this...

Journal: :پژوهش های زراعی ایران 0
هادی پیرسته انوشه یحیی امام محمد جمال سحرخیز

ecosystem pollution and weed resistance to herbicides have led researchers to pay more attention to natural herbicides. to examine allelopathic effects of liquorice, rosemary, chamomile and eucalypt on germination characteristics and early growth of wheat (triticum aestivum l.) and wild oat (avena fatua l.), a factorial experiment based on completely randomized design with 20 treatments and fou...

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