PubAg

Main content area

You searched for: Publication Year 2017 Remove constraint Publication Year: 2017 Source 2017 v.63 no.4 Remove constraint Source: 2017 v.63 no.4
Start Over

Search

114  Search Results

« Previous | 1 - 20 of 114 |
Number of results to display per page

Search Results

1. Chemical compounds and antimicrobial activity of petitgrain (Citrus aurantium L. var. amara) essential oil

Author:
Gniewosz, Małgorzata; Kraśniewska, Karolina; Kosakowska, Olga; Pobiega, Katarzyna; Wolska, Iwona
Source:
Herba Polonica 2017 v.63 no.4 pp. 18-25
ISSN:
2449-8343
Subject:
Aspergillus niger; Bacillus subtilis; Citrus aurantium; Penicillium expansum; acetates; antibacterial properties; antifungal properties; bacteria; chemical composition; cosmetics; essential oils; fungi; gas chromatography; linalool; markets; minimum inhibitory concentration; oils
Abstract:
... Introduction: Due to its low cost and easy availability on the market, the petitgrain oil is commonly used in food, cosmetics, and aromatherapy. Objective: The examination of chemical composition and antibacterial activity of commercial petitgrain oil. Methods: Identification of chemical components of the petitgrain oil was performed by gas chromatography (GC). The minimum inhibitory concentration ...
DOI:
10.1515/hepo-2017-0021

2. Cichorin A: a benzo-isochromene from Nypa fruticans endophytic fungus Pestalotiopsis sp.

Author:
Alade, Gideon O.; Moody, Jones O.; Awotona, Olanrewaju R.; Lai, Daowan; Adesanya, Saburi A.; Proksch, Peter
Source:
Herba Polonica 2017 v.63 no.4 pp. 13-17
ISSN:
2449-8343
Subject:
Cichorium intybus; Nypa fruticans; Pestalotiopsis; chromatography; endophytes; ethyl acetate; fungi; host plants; metabolites; nuclear magnetic resonance spectroscopy; rice; Nigeria
Abstract:
... Introduction: Similar bioactive metabolites are obtainable from host plants as well as the endophytic fungi residing in them. Objective: The aim of the study is to isolate the major compound(s) from the endophytic fungus residing in Nypa fruticans Wurmb, Arecaceae family. Methods: Purification of the ethyl acetate extract of the isolated endophytic fungus was performed by employing different chrom ...
DOI:
10.1515/hepo-2017-0020

3. Genetic resources of flax (Linum usitatissimum L.) as very rich source of α-linolenic acid

Author:
Silska, Grażyna
Source:
Herba Polonica 2017 v.63 no.4 pp. 26-33
ISSN:
2449-8343
Subject:
Linum usitatissimum; alpha-linolenic acid; esters; fatty acid composition; flax; gas chromatography; genotype; linoleic acid; linseed; linseed oil; lipid content; oleic acid; palmitic acid; seeds; spectrophotometers; stearic acid
Abstract:
... Introduction: Polish oilseed and flaxseed collection is a source of genotypes containing very high amounts of α-linolenic acid. Objective: The objective of the study is to test the seeds for the fat content and fatty acids composition in the oil pressed from the 9 tested accessions of flax (Linum usitatissimum L.). Our goal is to promote the Polish flax collection, which seeds are unique as one of ...
DOI:
10.1515/hepo-2017-0022

4. Occurrence of pathogenic and endophytic fungi and their influence on quality of medicinal plants applied in management of neurological diseases and mental disorders

Author:
Wielgusz, Katarzyna; Irzykowska, Lidia
Source:
Herba Polonica 2017 v.63 no.4 pp. 57-69
ISSN:
2449-8343
Subject:
Alternaria; Fusarium; Penicillium; behavior disorders; bioactive compounds; bioactive properties; biodiversity; biosynthesis; disease control; endophytes; fungi; host plants; human health; medicinal plants; mycotoxins; nervous system diseases; pathogens; patients; plant health; raw materials; secondary metabolites; tissues
Abstract:
... Due to increasing demand of medicinal plants (MPs), quality and safety more attention to the plant health should be paid. Among herb pathogens, especially fungi cause serious diseases in these plants decreasing yield and quality of herbal raw material. Some species, i.e. Fusarium sp., Alternaria sp., Penicillium sp. are known as mycotoxin producers. Paradoxically, self-treatment with herbal raw ma ...
DOI:
10.1515/hepo-2017-0025

5. 8-Prenylnaringenin from hop (Humulus lupulus L.) – a panacea for menopause?

Author:
Minecka, Aldona; Zych, Maria; Kaczmarczyk-Sedlak, Ilona
Source:
Herba Polonica 2017 v.63 no.4 pp. 34-44
ISSN:
2449-8343
Subject:
Humulus lupulus; adverse effects; carcinogenesis; estrogen receptors; females; flavanones; hemorrhage; hops; hormone replacement therapy; inflorescences; plant estrogens; postmenopause; risk; uterus; women
Abstract:
... 8-Prenylnaryngenin (8-PN) is the strongest known phytoestrogen (PE). Its main source is the female inflorescences of hops (Humulus lupulus L.). 8-PN, which, in contrast to other PEs, is proven to have stronger activity and higher affinity for the α subtype of estrogen receptor (ER). Therefore, it may be an effective substitute for hormone replacement therapy (HRT). The studies in postmenopausal wo ...
DOI:
10.1515/hepo-2017-0023

6. Terminalia chebula Retz. – an important medicinal plant

Author:
Kolla, Jayaprakash Narayan; Kulkarni, Nagaraj M.; Kura, Rathanakar Reddy; Theepireddy, Sravan Kumar Reddy
Source:
Herba Polonica 2017 v.63 no.4 pp. 45-56
ISSN:
2449-8343
Subject:
Ayurvedic medicine; Terminalia chebula; active ingredients; asthma; bladder diseases; colon; constipation; cough; digestion; dried fruit; dysentery; ellagic acid; fruit extracts; fruits; gallic acid; gout; health services; hemorrhage; indigenous species; longevity; medicinal plants; medicinal properties; metabolic syndrome; parasympatholytics; pharyngitis; vomiting; China; India
Abstract:
... Ayurveda, whispered to be the ancient practice of healthcare existed and contributes a holistic approach to health, healing and longevity. Terminalia chebula Retz. is a popular plant and widely spread all over southern Asia. T. chebula is a native plant of India and its dried fruit is extensively used in various types of home remedies. Dried fruit of T. chebula contains high quantities phenolic co ...
DOI:
10.1515/hepo-2017-0024

7. Phenotyping Root System Architecture of Cotton (Gossypium barbadense L.) Grown Under Salinity

Author:
Mottaleb, Shady A.; Darwish, Essam; Mostafa, Menna; Safwat, Gehan
Source:
Agriculture = Pol̕nohospodárstvo 2017 v.63 no.4 pp. 142-150
ISSN:
1338-4376
Subject:
Gossypium barbadense; Sphagnum; agricultural economics; biomass; cotton; cultivars; genotype; ions; leaves; phenotype; potassium; proline; root growth; root systems; roots; salinity; salt tolerance; sand; seedlings; shoots; sodium; soil salinity
Abstract:
... Soil salinity causes an annual deep negative impact to the global agricultural economy. In this study, the effects of salinity on early seedling physiology of two Egyptian cotton (Gossypium barbadense L.) cultivars differing in their salinity tolerance were examined. Also the potential use of a low cost mini-rhizotron system to measure variation in root system architecture (RSA) traits existing in ...
DOI:
10.1515/agri-2017-0014

8. Soil Organic-Matter in Water-Stable Aggregates Under Different Soil-Management Practices

Author:
Šimanský, Vladimír; Horák, Ján; Clothier, Brent; Buchkina, Natalya; Igaz, Dušan
Source:
Agriculture = Pol̕nohospodárstvo 2017 v.63 no.4 pp. 151-162
ISSN:
1338-4376
Subject:
Leptosols; NPK fertilizers; animal manures; carbon; fertilizer application; grasses; soil organic matter; tillage; vineyards; Slovakia
Abstract:
... An experiment of different management practices in a commercial vineyard, which was established in 2006 in the locality of Nitra-Dražovce, Slovakia on Rendzic Leptosol, was used to evaluate the dynamics of soil organic-matter parameters during the years 2008–2015. The following treatments were established: 1. G (grass without fertilisation as control), 2. T (tillage), 3. T+FYM (tillage + farmyard ...
DOI:
10.1515/agri-2017-0015

9. The Effects of Foliar Feeding of Compatible Organic Solutes on Agronomic Traits of Safflower

Author:
Janmohammadi, Mohsen; Asadi, Farzaneh; Sabaghnia, Naser; Abbasi, Amin; Nouraein, Mojtaba; Shekari, Fariborz
Source:
Agriculture = Pol̕nohospodárstvo 2017 v.63 no.4 pp. 128-141
ISSN:
1338-4376
Subject:
Carthamus tinctorius; Mediterranean climate; adverse effects; agronomic traits; betaine; canopy; chlorophyll; deficit irrigation; drought; filling period; foliar spraying; heat stress; leaf area; plant height; principal component analysis; proline; solutes; vegetation cover; vegetative growth; water stress; Iran
Abstract:
... Safflower is originated from Iran and is tolerant against water deficit stress. However, in semi-arid Mediterranean climate terminal drought and heat stress adversely affect the safflower production. In order to investigate the influence of foliar application of proline (Pr) (10 and 20 mM) and glycinebetaine (GB) (2 and 4 mM) under well and deficit irrigation (37.23° N,46.16° E). Foliar spray of c ...
DOI:
10.1515/agri-2017-0013

10. Uptake and Translocation of Some Heavy Metals by Rice Crop (Oryza sativa) in Paddy Soils

Author:
Rahimi, Ghasem; Kolahchi, Zahra; Charkhabi, Amin
Source:
Agriculture = Pol̕nohospodárstvo 2017 v.63 no.4 pp. 163-175
ISSN:
1338-4376
Subject:
Food and Agriculture Organization; Oryza sativa; World Health Organization; atomic absorption spectrometry; cadmium; crops; harvest date; heavy metals; lead; markets; nickel; paddies; paddy soils; rice; rivers; water pollution; zinc; Iran
Abstract:
... Accumulation of heavy metals in edible crops is amongst major international concerns today. While consuming Lenjan variety of rice is very popular in Iran, limited evidence exists on its safety. Amid increasing public concern about the safety of locally grown and imported rice in the market, a field study was carried out to investigate uptake and translocation of Cd, Pb, Ni, and Zn by a local vari ...
DOI:
10.1515/agri-2017-0016

11. Combining multiple statistical methods to evaluate the performance of process-based vegetation models across three forest stands

Author:
Horemans, Joanna A.; Henrot, Alexandra; Delire, Christine; Kollas, Chris; Lasch-Born, Petra; Reyer, Christopher; Suckow, Felicitas; François, Louis; Ceulemans, Reinhart
Source:
Central European Forestry Journal 2017 v.63 no.4 pp. 153-172
ISSN:
2454-0358
Subject:
Fagus sylvatica subsp. sylvatica; canopy; climate change; climatic factors; ecophysiology; eddy covariance; forest stands; forestry; forests; leaf development; model validation; models; monitoring; net ecosystem exchange; phenology; time series analysis; wavelet
Abstract:
... Process-based vegetation models are crucial tools to better understand biosphere-atmosphere exchanges and ecophysiological responses to climate change. In this contribution the performance of two global dynamic vegetation models, i.e. CARAIB and ISBACC, and one stand-scale forest model, i.e. 4C, was compared to long-term observed net ecosystem carbon exchange (NEE) time series from eddy covariance ...
DOI:
10.1515/forj-2017-0025

12. Economic value production of trees as a criterion of their maturity in an uneven-aged forest

Author:
Petráš, Rudolf; Mecko, Julian; Kulla, Ladislav
Source:
Central European Forestry Journal 2017 v.63 no.4 pp. 188-194
ISSN:
2454-0358
Subject:
Fagus; Picea; Pinus; business enterprises; economic valuation; forests; models; prices; stems; tree age; tree and stand measurements; trees; Carpathian region; Slovakia
Abstract:
... Tree maturity of the four main tree species that are most frequent in the uneven-aged forests of the Western Carpathians was analysed. The maturity was determined on the base of the economic value production in relation to tree diameter. We derived mean timber values of spruce, fir, pine, and beech trees (€ m−3) depending on their diameters, quality and stem damage, and in the case of beech also d ...
DOI:
10.1515/forj-2017-0019

13. Epigenetic memory effects in forest trees: a victory of “Michurinian biology”?

Author:
Gömöry, Dušan; Hrivnák, Matúš; Krajmerová, Diana; Longauer, Roman
Source:
Central European Forestry Journal 2017 v.63 no.4 pp. 173-179
ISSN:
2454-0358
Subject:
DNA; DNA methylation; climate; climate change; conifers; epigenetics; forest trees; forestry; forests; germination; histones; inheritance (genetics); laws and regulations; microRNA; phenology; politics; progeny; seed development; small interfering RNA; USSR
Abstract:
... The study reviews trait inheritance, which is in contradiction with the rules of Mendelian genetics, and which was object of controversies among biologists (sometimes with grave political consequences) in the USSR and Sovietcontrolled countries in the 1930s-1960s. “Carryover” or “memory” effects of the climate, to which maternal trees are exposed during seed development, on phenological behavior a ...
DOI:
10.1515/forj-2017-0024

14. Long-term transformation of submontane spruce-beech forests in the Jizerské hory Mts.: dynamics of natural regeneration

Author:
Slanař, Jiří; Vacek, Zdeněk; Vacek, Stanislav; Bulušek, Daniel; Cukor, Jan; Štefančík, Igor; Bílek, Lukáš; Král, Jan
Source:
Central European Forestry Journal 2017 v.63 no.4 pp. 213-225
ISSN:
2454-0358
Subject:
Abies alba; Acer pseudoplatanus; Fagus sylvatica subsp. sylvatica; Picea abies; Sorbus aucuparia; age structure; felling; forests; issues and policy; landscapes; natural regeneration; shelterwood systems; species diversity; trees; uneven-aged stands; ungulates; Czech Republic
Abstract:
... The paper deals with development of the natural regeneration of even-aged spruce-beech forests during their transformation to uneven-aged stands with diversified structure at the Jedlový důl area in the Protected Landscape Area Jizerské hory Mts., Czech Republic. Shelterwood management system and free felling policy based on selection principles has been applied there since 1979 with the support o ...
DOI:
10.1515/forj-2017-0023

15. Reconstructing past forest status using inventory and tree ring data to support uneven-aged forest management

Author:
Kulla, Ladislav; Bošeľa, Michal; Murgaš, Vlastimil; Roessiger, Joerg; Šebeň, Vladimír
Source:
Central European Forestry Journal 2017 v.63 no.4 pp. 203-211
ISSN:
2454-0358
Subject:
forest inventory; forest management; forests; growth rings; models; trees
Abstract:
... The decision to change forest management system from the traditional even-aged to the selection one based on statistical inventory is often limited by a missing previous inventory. To avoid this issue, we used available forest inventory data from ca 2 000 ha of mixed uneven-aged beech-fir-spruce-pine forest and tree ring data from 831 trees to reconstruct forest status from one decade ago. For thi ...
DOI:
10.1515/forj-2017-0022

16. Succession of ground beetle (Coleoptera: Carabidae) communities after windthrow disturbance in a montane Norway spruce forest in the Hrubý Jeseník Mts. (Czech Republic)

Author:
Kašák, Josef; Foit, Jiří; Hučín, Marek
Source:
Central European Forestry Journal 2017 v.63 no.4 pp. 180-187
ISSN:
2454-0358
Subject:
Carabidae; Picea abies; altitude; coniferous forests; forestry; habitats; humidity; insect communities; microclimate; models; stand age; temperature; wind; windthrow; Czech Republic
Abstract:
... Wind disturbances are a key factor that is significantly involved in the life cycle of natural boreomontane coniferous forests. As most of these forests are currently intensively managed, we have limited knowledge on succession following natural disturbance. Succession in a Norway spruce stand after a windthrow event was studied using ground beetles as model bioindication taxa in the Hrubý Jeseník ...
DOI:
10.1515/forj-2017-0016

17. The impact of precision of tree position measurements and different plot designs on the estimates of tree level production and diversity parameters

Author:
Merganič, Ján; Merganičová, Katarína; Scheer, Ľubomír; Mistrík, Milan; Costantini, Federico; Výbošťok, Jozef
Source:
Central European Forestry Journal 2017 v.63 no.4 pp. 195-202
ISSN:
2454-0358
Subject:
basal area; experimental design; forest industries; forest inventory; forests; sampling; trees; Slovakia
Abstract:
... Sample plots are basic units of statistical forest inventories. The choice of their shape and size, and sampling methods have changed over time due to economic constraints, efficiency and changes in human demands on data about forests. In the presented study we analysed the impact of three different sampling units: fixed-area plots, fixed-different-area plots, and nested concentric plots, on the e ...
DOI:
10.1515/forj-2017-0015

18. A checklist of the genus Tomosvaryella Aczél (Diptera: Pipunculidae) from the Middle East with the description of a new species

Author:
Majnon Jahromi, Bahareh; Gheibi, Mehdi; Fallahzadeh, Majid; Kehlmaier, Christian; Hesami, Shahram
Source:
Zoology in the Middle East 2017 v.63 no.4 pp. 336-347
ISSN:
2326-2680
Subject:
DNA barcoding; Pipunculidae; females; genes; genetic distance; males; mitochondria; new species; phylogeny; statistical analysis; Iran; Middle East
Abstract:
... A checklist of 39 species of the genus Tomosvaryella Aczél (Diptera, Pipunculidae) known from the Middle East is provided. A new species, T. hamata Majnon Jahromi & Kehlmaier sp. n. is described from southern Iran and diagnostic characters of male and female terminalia are illustrated. Tomosvaryella dentiterebra (Collin, 1949) is redescribed and male and female terminalia are illustrated for the f ...
DOI:
10.1080/09397140.2017.1349240

19. A comparison of the effectiveness of insecticides in constant and variable thermal conditions

Author:
Maliszewska, Justyna; Tęgowska, Eugenia
Source:
International journal of pest management 2017 v.63 no.4 pp. 331-340
ISSN:
1366-5863
Subject:
Leptinotarsa decemlineata; ambient temperature; application rate; insecticides; insects; mortality
Abstract:
... The effectiveness of insecticides differs with changes in temperature, but insecticide toxicities are determined at constant temperatures. Constant thermal conditions do not occur in the field, where insects can change their behaviors to achieve a preferred temperature. The aim of this study was to assess whether the choice of ambient temperature affects the mortality rate of intoxicated firebugs ...
DOI:
10.1080/09670874.2016.1267818

20. A new species from the Clubiona caerulescens group from the Caucasus (Araneae: Clubionidae)

Author:
Mikhailov, Kirill G.; Otto, Stefan; Japoshvili, George
Source:
Zoology in the Middle East 2017 v.63 no.4 pp. 362-368
ISSN:
2326-2680
Subject:
Clubionidae; new species; taxon descriptions; Armenia; Azerbaijan; Caucasus region; Republic of Georgia; Russia; Turkey (country)
Abstract:
... An illustrated description of Clubiona caucasica sp. n., which is closely related to C . caerulescens L. Koch, 1867 is provided. The new species is found in the Caucasus (Russia, Georgia, Azerbaijan, Armenia) and in Turkey (one locality). http://www.zoobank.org/urn:lsid:zoobank.org:pub:4C8851E2-CBBC-42E6-8600-585E757C9043 ...
DOI:
10.1080/09397140.2017.1361188