نتایج جستجو برای: geophytes

تعداد نتایج: 130  

2018
John Patykowski Greg J Holland Matt Dell Tricia Wevill Kate Callister Andrew F Bennett Maria Gibson

Rare species can play important functional roles, but human-induced changes to disturbance regimes, such as fire, can inadvertently affect these species. We examined the influence of prescribed burns on the recruitment and diversity of plant species within a temperate forest in southeastern Australia, with a focus on species that were rare prior to burning. Floristic composition was compared am...

2017
Vladimir Stupar Andraž Čarni

Zonal vegetation is a large-scale expression of macro-climate and, due to the climatic diversity of the country, there are seven traditionally recognized zonal forest plant communities in Bosnia and Herzegovina. Using data from Bosnia and Herzegovina, this study aimed to reveal whether macro-climate is indeed the most important factor determining the existence of zonal forest plant communities ...

Journal: :American Antiquity 2022

Paleoethnobotanical perspectives are essential for understanding past lifeways yet continue to be underrepresented in Paleoindian research. We present new archaeobotanical and radiocarbon data from combustion features within stratified cultural components at Connley Caves, Oregon, that reaffirm the inclusion of plants diet groups. Botanical remains three Cave 5 show people foraged diverse dryla...

Journal: :Agriprima : journal of applied agricultural sciences 2023

Crocus sativus is a triploid sterile plant with red stigmas belonging to family of Iridaceae, and sub Crocoideae. Crocin, picrocrocin, safranal are three major carotenoid derivatives that responsible for color, taste specific aroma Crocus. Saffron flowers harvested manually used as spice, dye or medicinal applications. The natural propagation rate most geophytes including saffron relatively low...

Journal: :Italian botanist 2023

The first floristic study of the historical monumental cemetery San Cataldo in Modena (N-Italy) is presented. research was performed period 2019–2022, considering only spontaneous individuals growing within area (4.8 ha). A total 266 taxa (species and subspecies) found, which 1 new for flora Italy ( Malus × robusta ‘John Downie’), 2 administrative region Emilia-Romagna Calocedrus decurrens Salv...

Journal: :Annals of botany 2006
Micha Ofir Jaime Kigel

BACKGROUND AND AIMS The timing of flowering and summer dormancy induction plays a central role in the adaptation of Mediterranean geophytes to changes in the length of the growth season along rainfall gradients. Our aim was to analyse the role of the variation in the responses of flowering and summer dormancy to vernalization, daylength and growth temperature for the adaptation of Poa bulbosa, ...

Journal: :Annals of botany 2010
Nadejda V Khodorova Evgeniy A Miroslavov Alexey L Shavarda Jean-Claude Laberche Michèle Boitel-Conti

BACKGROUND AND AIMS Spring geophytes require a period of low temperature for proper flower development but the mechanism that underlies the relationship between cold treatment and flowering remains unknown. The present study aims to compare the developmental anatomy and carbohydrate content of the tuberous geophyte Corydalis bracteata growing under natural winter conditions from 10 to -10 degre...

2012
Gillian N. Robb Stephan Woodborne Nigel C. Bennett

In the Western Cape three species of mole-rat occur in sympatry, however, little is known about differences in their dietary preferences. Dietary composition of the three species; the common mole-rat (Cryptomys hottentotus hottentotus), the Cape mole-rat (Georychus capensis) and the Cape dune mole-rat (Bathyergus suillus) were examined using stable isotope analysis. Blood, fur and claw samples ...

Journal: :journal of rangeland science 2010
zh. toupchi

arshadchamani rangelands are placed in the north foothill of sahandmountain and near kandovan village. therefore, it has plant diversity andeconomical values. in this region, medicinal plants are cut and sold by the storeswith non-standard packaging without scientific name. regarding the economicalvalue of medicinal plants and thereby the investment necessity on these valuableresources for usin...

Journal: :Jurnal Biologi Tropis 2022

The Araceae family plant in the Mount Sidole has a diversity and variety of life forms. purpose this study is to describe relationship based on morphological characters. Sampling using path method (belt transect) with free collection techniques. size track used 10 m wide ± 15 km long along Mountain climbing at an altitude 400-1780 above sea level. Morphological data measurement refers 37 merist...

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