نتایج جستجو برای: agris
تعداد نتایج: 81 فیلتر نتایج به سال:
Background: An extensive body of evidence in the field of agro-ecology claims to show the positive effects that maintenance of ecosystem services can have on meeting future food demand by making farms more sustainable, productive and resilient, which then contributes to improved nutrition and livelihoods of farmers. However, inconsistent effects have commonly been reported, while empirical evid...
Documents related to social sciences are processed/indexed by several field-specific (e.g. Sociological Abstracts) and general (Web of Science, Scopus) bibliographic databases. These topics are scattered also among other specialized databases and information systems in agriculture, biomedicine, and other life-sciences, for example Agris, Agricola, FSTA, Medline (PubMed), etc. Agriculture can al...
This report documents the impacts of international maize breeding research in eastern and southern Africa. It draws on information from a comprehensive 1998/99 survey of public and private maize breeding and seed production organizations active in the region. In many countries of eastern and southern Africa, policy reforms introduced in the 1980s and 1990s encouraged private sector participatio...
Automatic milking system (AMS) adoption in the United States is trending upward, with issues such as lower availability and increased cost of labor being factors frequently listed motives for AMS implementation. In addition, more interest precision dairy farming by new generation farmers may also help increase adoption. The objective this scoping review was to characterize nature literature inv...
Ontology plays a critical role in knowledge creation and knowledge management process. It helps make knowledge acquisition and retrieval process significantly more intelligent. The Thai AGRIS Centre, the agriculture knowledge service center of Thailand, has constructed ontology prototype for plant production using rice production issue as a test case. Our results showed that retrieval output fr...
Native to Africa, the coffee berry borer, Hypothenemus hampei (Ferrari) (Coleoptera: Curculionidae: Scolytinae), has gradually invaded most coffee-growing areas worldwide. Adult females colonize the coffee berry and oviposit within galleries in the coffee seeds. Larvae and adults consume the seeds, resulting in drastic reductions in yields and quality, negatively affecting the income of approxi...
Background: Women often use natural resources differently than men yet frequently have minimal influence on how local resources are managed. An emerging hypothesis is that empowering more women in local resource decision-making may lead to better resource governance and conservation. Here we focus on the forestry and fisheries sectors to answer the question: What is the evidence that the gender...
OBJECTIVE To assess the effectiveness of agricultural interventions in improving the nutritional status of children in developing countries. DESIGN Systematic review. DATA SOURCES Published and unpublished reports (after 1990) in English identified by searching 10 databases (Agris, Econlit, Eldis, IBSS, IDEAS, IFPRI, Jolis, PubMed, Web of Science, and World Bank), websites, previous systema...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید