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Date: 2015/09/15
Language: en
Type: Text
Identifier: tut:3054
Description: A total of 100 samples of green coffee (Coffea arabica L.) beans from the major producing regions of Ethiopia were studied using ultra performance liquid chromatography–mass spectroscopy to determine ... More
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Date: 2015-08-19
Type: Text
Identifier: tut:1725
Description: Gingerols are the major pungent compounds present in the rhizomes of ginger (Zingiber officinale Roscoe) and are renowned for their contribution to human health and nutrition. Medicinal properties of ... More
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Date: 2015
Language: en
Type: Text
Identifier: tut:3028
Description: Contamination of soils with the explosive hexahydro-1,3,5-trinitro-1,3,5-triazine (RDX, Research Department Explosive) as a result of military applications is a large-area problem globally. Since coni ... More
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Date: 2014/12/10
Language: en
Type: Text
Identifier: tut:2985
Description: Butein (20,3,4,40-tetrahydroxychalcone), a simple chalcone derivative, occurs in many unrelated genera including Butea Dahlia, Coreopsis and Searsia. It is a reputed food additive and a common ingredi ... More
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Date: 2014/10/24
Language: en
Type: Text
Identifier: tut:2939
Description: The chemical profiles of essential oils isolated from nine populations of Helichrysum splendidum were obtained by gas chromatography. Plants were harvested in both summer and winter seasons in two prov ... More
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Date: 2014/08/24
Language: en
Type: Text
Identifier: tut:2984
Description: The well-known anti-infective properties of propolis are determined by its chemical composition, which in turn is influenced by geographical factors and reflects the botanical diversity in the vicinity ... More
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Date: 2010-10-27
Type: Text
Identifier: tut:1421
Description: Mango gall fly (Procontarinia matteiana) is an orchard pest that parasitises flush leaves of mango and serious outbreaks may result in reduced fruit yield. The trigger for infestation is unknown, but ... More
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Date: 2010-08-02
Type: Text
Identifier: tut:1450
Description: The development of natural crop protective products as alternatives to synthetic fungicides is currently in the spotlight. In vitro experiments are valuable precursors to more costly in vivo trials, a ... More
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Date: 2010-06-15
Type: Text
Identifier: tut:1420
Description: The mango gall fly (Procontarinia) is a growing concern in many countries that import mango trees.Mangoes flush (produce opening buds) twice a year: once in spring, and the main flush, which occurs in ... More
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Date: 2010-04-14
Type: Text
Identifier: tut:1425
Description: Lippia javanica and Lippia scaberrima are used as herbal remedies and are commercially traded as health teas in southern Africa under the brands “Mosukujane” and “Musukudu”, respectively. This study e ... More
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Date: 2010-03-29
Subject: Alternaria | Anthracnose
Type: Text
Identifier: tut:1451
Description: Mycobiocides are attracting research interest worldwide as possible postharvest pathogen control measures to replace synthetic fungicides. In this study, the application of two essential oils as fungi ... More
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Date: 2009/04/18
Language: en
Type: Text
Identifier: tut:4218
Description: A newapproach to the control of postharvest pathogens, while maintaining fruit quality, has been implemented by the application of essential oil amended coatings to citrus. This approach eliminates th ... More
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Date: 2009-03-25
Type: Text
Identifier: tut:1436
Description: Chemistry for first year students has been identified by Tshwane University of Technology as one of the subjects with a low pass rate. It is apparent that students often memorize formulae and definiti ... More
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Date: 2007-01-10
Type: Text
Identifier: tut:1400
Description: † Background and Aims: Lippia scaberrima, an aromatic indigenous South African plant, with medicinal application, potentially has economic value. The production of essential oil from this plant has no ... More
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Date: 2004/01/23
Language: en
Type: Text
Identifier: tut:4209
Description: The leaves of Leucosidea sericea (Rosaceae) are used medicinally by some indigenous South African people as a vermifuge and astringent. No information on the biological activity and phytochemistry of ... More
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