Results 81 to 90 of about 1,997 (171)

Flora y su funcionalidad en dos agroecosistemas de café (Coffea arabica L.) en Condega, Estelí, Nicaragua, 2016 [PDF]

open access: yes, 2017
Debido a los altos costos de manejo y contaminación en sistemas productivos convencional se da la necesidad de enfoques agroecológicos en la agricultura.
Castillo Corea, Brandon Rafael de Jesús   +1 more
core  

Taxonomic Revision of the GenusFendlera(Hydrangeaceae) [PDF]

open access: yesLundellia, 2001
Abstract: Fendlera is treated as having five closely related species, four of which have been recognized by previous authors, and F. tamaulipana B. L. Turner, sp. nov., a newly described taxon from northeastern Mexico. Except for the latter, the species are all to some extent sympatric but their populations are relatively uniform and their diagnostic ...
openaire   +1 more source

Elatinaceae are Sister to Malpighiaceae; Peridiscaceae Belong to Saxifragales [PDF]

open access: yes, 2004
Phylogenetic data from plastid (ndhF and rbcL) and nuclear (PHYC) genes indicate that, within the order Malpighiales, Elatinaceae are strongly supported as sister to Malpighiaceae.
Adanson   +74 more
core   +2 more sources

РОЛЬ СВАЛОК И ПОЛИГОНОВ ТВЕРДЫХ БЫТОВЫХ ОТХОДОВ В ФОРМИРОВАНИИ АДВЕНТИВНОЙ ФЛОРЫ ТВЕРСКОЙ ОБЛАСТИ [PDF]

open access: yes, 2006
В 2004-2005 гг. изучена флора 20 свалок и полигонов ТБО, расположенных на территории Тверской области. Выявлено 297 видов адвентивных растений. Проанализирована широта распространения видов.
Нотов, А.А.
core  

Изучение фенольных соединений листьев сливы колючей (Prunus spinosa L.) методом высокоэффективной жидкостной хроматографии [PDF]

open access: yes, 2011
Методом ВЭЖХ проведен качественный анализ фенольных соединений листьев сливы колючей (Prunus spinosa L.)yesБелгородский ...
Сафонова, И. А.   +1 more
core   +1 more source

Видовой состав и состояние древесных интродуцентов в насаждениях г. Брянска [PDF]

open access: yes, 2012
Выделены наиболее перспективные интродуценты для выращивания и ...
Алехина, И. В.   +2 more
core   +1 more source

An unrecorded species in Korean flora: Hydrangea luteovenosa Koidz (Hydrangeaceae)

open access: yesKorean Journal of Plant Taxonomy, 2004
An unrecorded species in Korean flora, Hydrangea luteovenosa Koidz. (Hydrangeaceae) was collected from parasitic cone, Seongneol-orom region of Mt. Halla in Prov. Jeju-do. This species is readily distinguishable from H serrata (Thunb.) Ser. and H. petiolaris Siebold & Zucc. in Korea by habit, length and width of leaves, length of petiole, morphology of
Myung Ok Moon   +3 more
openaire   +1 more source

Fine-Scale to Flora-Wide Phylogenetic Perspectives on Californian Plant Diversity, Endemism, and Conservation [PDF]

open access: yes, 2019
The California Floristic Province (CA-FP) encompasses North America's Mediterranean-type climatic region and is a global biodiversity hotspot in temperate North America. Fine-scale phylogenetic studies and increasing scrutiny of morphological, ecological,
Baldwin, BG
core  

Progress and problems in the assessment of flower morphology in higher-level systematics [PDF]

open access: yes, 2018
Floral features used for characterization of higher-level angiosperm taxa (families, orders, and above) are assessed following a comparison of earlier (precladistic/premolecular) and current classifications.
Endress, Peter, Matthews, Merran
core  

Die Wiederentdeckung von Acalles droueti Crotch 1867 und die Curculionoidea-Beifänge von einer Exkursion auf die Azoren : ein Report ; (Coleoptera: Curculionidae: Cryptorhynchinae) [PDF]

open access: yes, 2008
Es wird die Wiederentdeckung von Acalles droueti Crotch 1867 an Euphorbia stygiana auf Pico und Faial anläßlich einer Reise auf die Azoren im Sommer 2003 beschrieben.
Stüben, Peter E.
core  

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