Results 11 to 20 of about 953 (159)

SINTOMAS DE DESORDENS NUTRICIONAIS EM ESTÉVIA Stevia rebaudiana (Bert.) Bertoni

open access: yesScientia Agricola, 1997
São descritos e discutidos os sintomas de deficiência de N, P, K, Ca, Mg e B, e de toxicidade de B e Zn, em estévia cultivada em solução nutritiva. -N: desenvolvimento reduzido, folhas pequenas, pouca ramificação, e amarelecimento generalizado.
O. F. de Lima Filho, E Malavolta
doaj   +3 more sources

Clarificação do extrato aquoso de Stevia rebaudiana (Bert.) Bertoni utilizando o cacto, Cereus peruvianus

open access: yesActa Scientiarum: Technology, 2001
A tendência das indústrias que se preocupam em promover a saúde e prevenir doenças está em investir no desenvolvimento de tecnologias para produção de alimentos com baixas calorias e reduzido teor de gordura, mantendo suas qualidades nutricionais. Um dos
Larissa Maria Fernandes   +4 more
doaj   +3 more sources

ABSORÇÃO E ACUMULAÇÃO DE NUTRIENTES EM ESTÉVIA Stevia rebaudiana (Bert.) Bertoni: II. MICRONUTRIENTES

open access: yesScientia Agricola, 1997
Estudou-se a absorção e o acúmulo de micronutrientes pela estévia, em condições de cultivo comercial no campo. Foram avaliados dois índices nutricionais: Taxa de Absorção Relativa do Nutriente e Taxa de Acumulação Líquida Organogênica do Nutriente. Foram
O.F. de Lima Filho   +3 more
doaj   +5 more sources

Stevia rebaudiana (Bert.) Bertoni. UNA REVISIÓN

open access: yesCultivos Tropicales, 2015
Stevia (Stevia rebaudiana(Bert.)Bertoni) esunaespeciedel géneroSteviade la familia de lasAsteráceasnativa de la regióntropicaldeSudamérica.Es una plantaconsiderada medicinal, pues varios estudios demuestran quepuede tener efectos beneficiosos sobre la ...
Michel Martínez Cruz
doaj   +1 more source

Clarification of Stevia rebaudiana (Bert.) Bertoni extract by adsorption in modified zeolites Clarificação de extrato de Stevia rebaudiana (Bert.) Bertoni por adsorção em zeólitas modificadas

open access: yesActa Scientiarum: Technology, 2001
Selective adsorption on zeolites X and A was studied with Stevia rebaudiana (Bert.) Bertoni (Asteraceae) extract clarification. Ionic exchanges were made with calcium and barium ions in zeolites NaX and NaA and the effect of contact of aqueous extract of
Elida de Paula Moraes   +1 more
doaj   +3 more sources

Water consumption of the estevia (Stevia rebaudiana (Bert.) Bertoni) crop estimated through microlysimeter [PDF]

open access: yesScientia Agricola, 2003
The knowledge of water requirement of crops in the different growing phases elicits higher crop yield and rational use of water resource. The aim of this work was to estimate the water consumption of stevia using two constant watertable microlysimeters ...
Fronza Diniz, Folegatti Marcos Vinícius
doaj   +5 more sources

Post-seminal development and morphoanatomy of vegetative and reproductive organs in Stevia rebaudiana (Bert.) Bertoni (Asteraceae) [PDF]

open access: yesAnais da Academia Brasileira de Ciências, 2018
Stevia rebaudiana belongs to the Asteraceae family with high economic and medicinal potential. This article describes and illustrates morphological and histological aspects of leaves and reproductive organs, and the germination process, to provide ...
MÔNICA L. ROSSI   +4 more
doaj   +4 more sources

ISSR markers to assess genetic diversity of cultivated populations from artificial selection of Stevia rebaudiana (Bert.) Bertoni. [PDF]

open access: yesBreed Sci, 2020
Artificial selection related with important agronomic characteristics of Stevia rebaudiana may cause genetic divergence and formation of genetically structured populations with genetic uniformity or diversity within cultivars. Current study employed inter simple sequence repeats of DNA (ISSR markers) to assess genetic diversity within and among a ...
Luz GC   +3 more
europepmc   +3 more sources

Is Stevia rebaudiana Bertoni a Non Cariogenic Sweetener? A Review. [PDF]

open access: yesMolecules, 2015
Stevia rebaudiana Bertoni is a small perennial shrub of the Asteraceae (Compositae) family that is native to South America, particularly Brazil and Paraguay, where it is known as "stevia" or "honey leaf" for its powerful sweetness.
Ferrazzano GF   +7 more
europepmc   +4 more sources

Aspectos da anatomia foliar de Stevia rebaudiana (Bert.) Bertoni (Compositae) [PDF]

open access: yesCiência e Natura, 1985
Leaves of cultivated plants, alive or fixed, in paradermal and cross sections were studied. The determination of occupied area by epidermal cells, stomata and trichomes according to the stereological method was done. For this determination and the study of venation, whole clarified leaves were used. The structure of leaves is dorsiventral.
Thereza Grassiolli   +2 more
openaire   +1 more source

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