Results 51 to 60 of about 391,684 (266)

Tái chế nhựa polyethylene terephthalate (PET) và ứng dụng nhựa đã qua tái chế

open access: yesTạp chí Khoa học Đại học Cần Thơ, 2015
Polyethylene terephthalate (PET) là một trong những loại vật liệu phổ biến được ứng dụng rộng rãi trong nhiều lĩnh vực với tốc độ tăng rất nhanh. Với phạm vi sử dụng rộng, PET hầu như dần thay thế các loại vật dụng truyền thống khác như gỗ, sứ, thủy tinh.
Văn Phạm Đan Thủy   +2 more
doaj  

Accelerometer-measured physical activity and posture among older adults in assisted-living residences

open access: yesSAGE Open Medicine
Objective: Few studies have detailed the physical activity and postural patterns (e.g. lying or sitting) in older adults with declining activities of daily living (ADL).
Tsunetaka Kijima   +7 more
doaj   +1 more source

Una oda de Baquílides : Oda XVI [PDF]

open access: yes, 1922
Con excepción del profesor D. Comparetti (Les dithyrambes de Bacchylide, Mélanges Weil, pág. 32), todos los helenistas que han escrito acerca de esta oda y cuyas obras he podido consultar (Blass, Jebb, Fraccaroli, Weil, Croiset, Taccone, Festa) presumen o afirman, con desesperante uniformidad, que esta oda es un peán; y los más creen que fué cantado en
openaire   +1 more source

Foreign Aid in Equatorial Guinea: Macroeconomic Features and Future Challenges [PDF]

open access: yes
The paper carries out a deep case study of the international aid that Equatorial Guinea receives. This is an extremely interesting country because, not being a failed state, it presents very low indexes in institutional quality.
Larrú, José María
core   +1 more source

Navigating the Rapids: How Non‐Governmental Organization Managers Develop Strategic Adaptation to Repressive Political Environments

open access: yesPublic Administration and Development, EarlyView.
ABSTRACT This article explores the management adaptation strategies non‐governmental organizations (NGOs) managers employ in order to operate in repressive political environments. It answers the question: how do NGO managers initiate, manage and sustain internal change when the political/regulatory environment changes?
Charles Kaye‐Essien   +2 more
wiley   +1 more source

Unveiling woody species diversity and carbon storage potential of agroforestry systems in Southeast Ethiopia

open access: yesEcological Processes
Background Agroforestry systems support a range of ecosystem-based management for balancing sustainable land use and biodiversity conservation. However, drivers of woody species diversity and carbon (C) storage potential in agroforestry systems and their
Mengistu Teshome Wondimu   +3 more
doaj   +1 more source

Originalidad en la imitación: dos mu‘āraḍas de Ibn Darrāŷ al-Qasṭallī

open access: yesAl-Qantara : Revista de Estudios Arabes, 2008
Este artículo analiza las variedades y la función de la imitación literaria (mu‘āraḍa) en al-Andalus a partir de dos poemas que Ibn Darrāj al-Qasṭallī (m. 421/1030) dedicó a sus mecenas al-Ḥājib al-Manrṣūr y al-Mundhir b. Yaḥyā. El primero de ellos imita
Beatrice Gruendler
doaj   +1 more source

Japan's ODA Policy in Northeast Asia [PDF]

open access: yes
The world’s largest donor of ODA during the 1990s, Japan, is now making substantial cuts. ODA decreased by three per cent for the fiscal year ending March 2002 and for the coming year another ten percent cut will be made.
Söderberg, Marie
core  

Gender dynamics of tropical wildmeat systems: A systematic map of women's roles and influence

open access: yesPeople and Nature, EarlyView.
Abstract Wildmeat is a vital natural resource globally, which must be managed sustainably to avoid livelihood insecurity, species decline and biodiversity loss. Women have a pivotal role in harvesting, processing and distributing wildmeat, yet their contributions are often overlooked.
Jasmin Willis Key   +12 more
wiley   +1 more source

International economic assistance and migration: the case of Sub-Saharan countries [PDF]

open access: yes
Development aid is commonly advocated as one of the most effective instruments to reduce international migration. Nevertheless, empirical evidence shows that push factors do not automatically result in massive migrations and that aid policies ...
Belloc, Filippo
core   +1 more source

Home - About - Disclaimer - Privacy