نتایج جستجو برای: sustainable production intensification

تعداد نتایج: 716765  

2011
Nicola Cantore

The recent Crop Intensification Program represents a great opportunity for Rwanda to guarantee food security and strengthen the country`s agricultural productivity. However overwhelming evidence is arising that a sustained growth path will be preserved over time only if the production process incorporates sustainability issues. Through qualitative interviews, a quantitative analysis and finding...

Journal: :Proceedings of the National Academy of Sciences 2011

2017
Brad G. Peter Leah M. Mungai Joseph P. Messina Sieglinde S. Snapp

Modern plant breeding tends to focus on maximizing yield, with one of the most ubiquitous implementations being shorter-duration crop varieties. It is indisputable that these breeding efforts have resulted in greater yields in ideal circumstances; however, many farmed locations across Africa suffer from one or more conditions that limit the efficacy of modern short-duration hybrids. In view of ...

Journal: :Eastern-European Journal of Enterprise Technologies 2020

2013
Klas Andersson Annika Lindskog Johan Martinsson

Currently, politicians, university representatives, scholars and leading NGOs share a strong belief in the ability of educational systems to generate positive attitudes to sustainable development (SD) among citizens, with the idea of Education for Sustainable Development (ESD) as perhaps the most apparent expression of this conviction. The aim of this paper is to investigate whether ESD might h...

2013
Xiubin Li Gergely Tóth Chunyuan He

To secure adequate food supply is the major challenge for humanity in the 21st century. Growing world population andits urbanization put pressure on this basic need, which is further threatened by the constant loss of fertile land. Theassessment of sustainability of food supply under increasing pressure on land resources has been selected as one of themost important priority topics ...

Journal: :Animal : an international journal of animal bioscience 2009
M Benoit H Tournadre J P Dulphy G Laignel S Prache J Cabaret

A 4-year interdisciplinary study was performed to compare two organically managed sheep production systems, using 118 ewes and 24 ha each. The systems differed in the ewes' reproduction rhythm: one lambing per ewe per year (1L/1Y), with the aim of balancing feed self-sufficiency and lamb marketing periods v. three lambings over 2 years (3L/2Y), with the aim of maximising ewes' productivity. The...

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