Results 11 to 20 of about 73,784 (334)

Integration of Nile tilapia (Oreochromis niloticus) and vegetables (Amaranthus hybridus and Brassica rapa pekinensis) for improved production, water use efficiency and nutrient recycling

Aquaculture, Fish and Fisheries, Volume 2, Issue 6, Page 493-506, December 2022., 2022
Abstract Sustainable agriculture intensification is an urgent challenge in developing countries including Tanzania. One potential solution is to adopt farming systems that increase farm production by optimizing resource use efficiency, and integrated aquaculture system, which involves farming of fish and crops, is an example of such systems. This study
Deogratias Pius Mulokozi, Håkan Berg, Rashid Adam Tamatamah, Torbjörn Lundh, Paul Ochieng Onyango   +4 more
wiley   +1 more source

Fish farming systems diversity and implications in the Republic of Benin: Fish farm types and their economic performance

Aquaculture, Fish and Fisheries, Volume 2, Issue 6, Page 522-539, December 2022., 2022
Farm type delineation allows for simplifying the diversity in fish farming systems. Multivariate statistical techniques combined with the Calinski and Harabasz pseudo F statistic and bootstrapping were applied to determine the realistic number of fish farm types.
Ygue Patrice Adegbola, Geraud Fabrice Crinot, Aminou Arouna   +2 more
wiley   +1 more source

Yield estimation of summer maize based on multi‐source remote‐sensing data

Agronomy Journal, Volume 114, Issue 6, Page 3389-3406, November/December 2022., 2022
Abstract Accurately estimating regional‐scale crop yields is substantial in determining current agricultural production performance and effective agricultural land management. The Yuncheng Basin is an important grain‐producing area in the Shanxi Province. This paper used Sentinel 2A with a spatial resolution of 10 m and MODIS with a temporal resolution
Jingshu Wang, Peng He, Zhengchu Liu, Yaodong Jing, Rutian Bi   +4 more
wiley   +1 more source

Conceptualising quality early childhood education: Learning from young children in Brazil and South Africa through creative and play‐based methods

British Educational Research Journal, EarlyView., 2023
Abstract Early childhood has increasingly been acknowledged as a vital time for all children. Inclusive and quality education is part of the United Nations Sustainable Development Goals, with the further specification that all children have access to quality pre‐primary education.
Laura H. V. Wright, Irene Rizzini, Malibongwe Gwele, Lynn McNair, Cristina Laclette Porto, Marsha Orgill, E. Kay M. Tisdall, Malcolm Bush, Linda Biersteker   +8 more
wiley   +1 more source

Cellular basis of differential endochondral growth in Lake Malawi cichlids

Developmental Dynamics, Volume 251, Issue 12, Page 2001-2014, December 2022., 2022
Abstract Background The shape and size of skeletal elements is determined by embryonic patterning mechanisms as well as localized growth and remodeling during post‐embryonic development. Differential growth between endochondral growth plates underlies many aspects of morphological diversity in tetrapods but has not been investigated in ray‐finned ...
Savannah Johnson, Brian Heubel, Carson Bredesen, Thomas Schilling, Pierre Le Pabic   +4 more
wiley   +1 more source

COP27 Climate Change Conference: Urgent action needed for Africa and the world

, 2023
Natural Sciences, Volume 3, Issue 1, January 2023.
Lukoye Atwoli, Gregory E. Erhabor, Aiah A. Gbakima, Abraham Haileamlak, Jean‐Marie Kayembe Ntumba, James Kigera, Laurie Laybourn‐Langton, Bob Mash, Joy Muhia, Fhumulani Mavis Mulaudzi, David Ofori‐Adjei, Friday Okonofua, Arash Rashidian, Maha El‐Adawy, Siaka Sidibé, Abdelmadjid Snouber, James Tumwine, Mohammad Sahar Yassien, Paul Yonga, Lilia Zakhama, Chris Zielinski   +20 more
wiley   +5 more sources

Dislocation and continuity: Marking the 30th anniversary of the Catholic Bishops’ pastoral letter Living Our Faith

HTS Teologiese Studies/Theological Studies, 2022
One of the reasons that prompted Malawi’s Catholic bishops to write a pastoral letter in 1992 that triggered the movement towards democracy was the big gap between the rich and the poor.
Buhle Mpofu, Mark Mapaketi
doaj   +1 more source

Variation in baobab (Adansonia digitata L.) root tuber development and leaf number among different growth conditions for five provenances in Malawi

Journal of Agriculture and Rural Development in the Tropics and Subtropics, 2020
The baobab tree is an underutilised indigenous fruit tree in sub-Saharan Africa which, at the same time is vulnerable to overexploitation in areas close to centres of demand, as currently baobab use is limited to wild, baobab trees.
Lennart Jansen, Dietrich Darr, Nele Hansohm, Jens Gebauer, Kathrin Meinhold, Chimuleke R. Y. Munthali, Florian Wichern   +6 more
doaj   +1 more source

A literary analysis of The Boy Who Harnessed the Wind: Creating Currents of Electricity and Hope (2009) towards sustainable development through i-Sustainability Plus theory

AIMS Geosciences, 2022
Through a close reading of William Kamkwamba and Bryan Mealer's book, The Boy Who Harnessed the Wind, this paper examines the importance of literature as a medium of intercultural communication to address the theme of sustainable development.
Hamid Doost Mohammadian, Rasha Asim Gazzaz   +1 more
doaj   +1 more source

Economic transformation in Africa: What is the role of Chinese firms?

Journal of International Development, Volume 35, Issue 1, Page 43-64, January 2023., 2023
Abstract African countries face an economic transformation gap. Given the large and growing Chinese presence on the African continent, a fundamental question is whether Chinese firms contribute to, or hinder, economic transformation in Africa. This article conducts a scoping review of over one hundred sources, examining the pathways through which ...
Linda Calabrese, Xiaoyang Tang
wiley   +1 more source