Results 71 to 80 of about 12,272 (201)

Rubber tree clonal plantations: Grafted vs self-rooted plant material [PDF]

open access: yes, 2017
The forest tree species Hevea brasiliensis is extensively planted in the humid tropics to meet the increasing demand for natural rubber. Huge quantities of planting stock are therefore needed.
Masson, Aurélien, Monteuuis, Olivier
core   +1 more source

In Vitro Propagation Protocol for Porlieria chilensis: Efficient Ex Vitro Rooting and Acclimatization

open access: yesHorticulturae
Porlieria chilensis Johnst. (guayacán), an endemic Chilean species native to the sclerophyllous forests, is experiencing a significant population decline. Typically growing as a shrub or small tree on sunny slopes and rocky soils, its populations have been severely impacted by overexploitation and habitat degradation, leading to its classification as ...
Francesca Guerra   +3 more
openaire   +1 more source

In vitro propagation of rare species Rhodiola rosea from Altai Mountains

open access: yesTurczaninowia, 2018
The techniques of biotechnology are considered promising and highly-demanded for propagation and conservation of rare species of medicinal plants. The variety of natural forms of Rhodiola rosea makes it difficult to develop a single efficient in vitro ...
A.A. Erst, A.S. Erst, A.I. Shmakov
doaj   +1 more source

Indikace dopadů stresu na vitalitu in-vitro kultivovaných rostlin pomocí pokročilých metod fluorescence chlorofylu [PDF]

open access: yes, 2011
biomasy rostlin vzniklé fotosyntetickou činností) a nedestruktivní (metody založené na biochemickém či biofyzikálním principu). V posledních desetiletích nabývají na významu především metody nedestruktivní (přehledně viz např. Millan-Almaraz et al. 2009),
Barták Miloš
core  

The effect of light intensity on the production of oat (Avena sativa L.) doubled haploids through oat × maize crosses [PDF]

open access: yes, 2016
Oat haploid embryos were obtained by wide crossing with maize. The effect of light intensity during the growing period of donor plants (450 and 800 µmol m−2 s−1) and in vitro cultures (20, 40, 70 and 110 µmol m−2 s−1) was examined for the induction and ...
Czyczyło-Mysza, I.   +7 more
core   +1 more source

IN-VITRO REGENERATION OF CALENDULA MARITIMA GUSS. (ASTERACEAE), A THREATENED PLANT ENDEMIC TO WESTERN SICILY [PDF]

open access: yes, 2016
Calendula maritima is a critically endangered endemic plant of Western Sicily. Besides habitat destruction, the hybridization with the contiguous congener species C. fulgida is a major threat to its conservation.
Badalamenti Ornella   +6 more
core  

In Vitro Regeneration of Endangered Medicinal Hypoxis Species [PDF]

open access: yes, 2015
The genus Hypoxis contains some of southern Africa's most important wild medicinal species, a situation that has placed most of them amongst endangered species facing extinction. In this study, four Hypoxis species collected from Swaziland: H.
Ahlman, Annelie,   +4 more
core   +1 more source

Anatomical characteristics of leaves from Teak (Tectona grandis L.f.)

open access: yesEvidência, 2009
The in vitro culture promotes changes anatomical, physiological and morphological in plants. The objective of this work was to compare the structural characteristics of leaves of Tectona grandis in in vitro culture and ex vitro.
Paulo Cesar Poeta Fermino   +1 more
doaj  

Optimizing ex vitro Acclimatization of Cinchona spp.: Towards the establishment of an industrial crop in Colombia

open access: yesRevista Colombiana de Biotecnología
Efforts to optimize ex vitro transfer techniques of un-rooted in vitro shoots of Cinchona spp. (Rubiaceae) a native tree of the andean forests, are crucial for promoting sustainable cultivation practices of this medicinal plant.
Juan David Saavedra Correa   +2 more
doaj   +1 more source

Plant regeneration from pulse-treated longitudinally sliced half cotyledon node explants of Turkish ochrus chickling [Lathyrus ochrus (L.) D.C.] [PDF]

open access: yes, 2012
The forage legume ochrus chickling [Lathyrus ochrus (L.) D.C.] which is distributed in the Mediterranean region, is gaining importance in terms of economy and agriculture in Turkey.
Saglam S.
core   +1 more source

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