Results 61 to 70 of about 63,057 (295)

Organic seed propagation: current status and problems in Europe [PDF]

open access: yes, 2005
Report is part of Deliverable 4 of 6th FP SSA project “Environmental friendly food production system: requirements for plant breeding and seed production” (ENVIRFOOD) and contains information about current status and problems in EU regarding to organic ...
Gaile, Zinta
core  

Mid‐Domain Effect and Wooded Habitat Shape Mediterranean Reptile Communities

open access: yesBiological Diversity, EarlyView.
Analyzing a large number of reptiles observed across protected areas in Central Italy, we tested whether the mid‐domain effect explains hump‐shaped richness–elevation patterns. Species richness was best predicted by the combined influence of geometric constraints and woodland cover, revealing two contrasting species clusters and offering a robust ...
Daniele Dendi   +3 more
wiley   +1 more source

Conservation of Lactuca watsoniana Trelease, an Azorean priority species : phylogenetics, population genetics and propagation [PDF]

open access: yes, 2018
Tese de Doutoramento, Biologia, 28 de maio de 2018, Universidade dos Açores.Lactuca watsoniana Trel., é uma herbácea perene, endémica do Arquipélago dos Açores.
Dias, Elisabete Furtado
core  

Diet of bird‐like troodontid dinosaurs: synthesis of a contentious clade

open access: yesBiological Reviews, EarlyView.
ABSTRACT Troodontidae is a clade of small‐to medium‐sized maniraptoran theropods that mainly lived in Laurasia (modern Asia, North America and Europe) during the Jurassic and Cretaceous periods and are believed to have had a variety of diets. The uniqueness of troodontid teeth suggests that they diverged from the typical flesh‐based diet of non‐avian ...
Yui Chi Fan   +2 more
wiley   +1 more source

ROOTING OF MINICUTTINGS OF Castanea sativa Mill. HYBRID CLONES

open access: yesRevista Árvore
The objective of this study was to evaluate the effect of the growth regulator indole butyric acid (IBA) on the rooting of mini-cuttings of Castanea crenata x C. sativa hybrid clones.
Ângelo Kidelman Dantas   +6 more
doaj   +1 more source

Vegetative propagation of raspberry from leafy cuttings

open access: yesRevista Brasileira de Fruticultura, 2018
The study aimed to evaluate rooting of raspberry cultivars from leafy cuttings in two seasons, autumn and winter. The cultivars Schöenmann, Willamette, Heritage, Polana, Indian Summer, Fall Gold, Golden Bliss and Bababerry were evaluated.
Priscila Monalisa Marchi   +4 more
doaj   +1 more source

Advances observed in papaya tree propagation [PDF]

open access: yesRevista Brasileira de Fruticultura, 2019
Papaya (Carica papaya L.) is a fruit tree of great economic and food interest worldwide. Its propagation can occur both sexually and asexually. Traditionally, it is propagated by seeds; however, vegetative propagation has been often used with the use of ...
Adelaide de Fátima Santana da Costa   +4 more
doaj   +1 more source

The Shape of the Trade-Off Function Between Reproduction and Future Performance in \u3cem\u3ePlantago major\u3c/em\u3e and \u3cem\u3ePlantago rugelii\u3c/em\u3e [PDF]

open access: yes, 2002
There is a paucity of data describing the nature of the trade-off function between reproduction and future performance. Most studies implicitly assume it is a linear function such that allocation of resources to reproduction results in a proportional ...
Baltzer, Jennifer L.   +2 more
core   +1 more source

A Systemic Model for Understanding Business Interactions With Biodiversity and Ecosystems

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Biodiversity loss and ecosystem degradation represent critical threats to human well‐being and economic resilience, challenging businesses to understand and manage their interdependence with natural systems. This study develops a systemic framework—the BioModel—that elucidates the reciprocal relationship between businesses, biodiversity, and ...
Lino Cinquini   +2 more
wiley   +1 more source

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