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There are 4, 050 content items of different types and languages related to research on the Land Portal.
Displaying 3073 - 3084 of 3156

Climate change challenges, plant science solutions

December, 2022
Global

Climate change is a defining challenge of the 21st century, and this decade is a critical time for action to mitigate the worst effects on human populations and ecosystems. Plant science can play an important role in developing crops with enhanced resilience to harsh conditions (e.g. heat, drought, salt stress, flooding, disease outbreaks) and engineering efficient carbon-capturing and carbon-sequestering plants. Here, we present examples of research being conducted in these areas and discuss challenges and open questions as a call to action for the plant science community.

Disruptive seeds and transformation pathways for Guatemala's food system

December, 2022
Guatemala

This presentation summarizes the Disruptive Seeds approach to transformative change and briefly explains how it is applied in the context of ClimBeR’s Policy Pathways research (Work Package 3) in Guatemala. It also describes the progress of the project thus far, the planning for 2023, and highlights a few promising seed initiatives (i.e., sustainable, bottom-up initiatives that can contribute to transformative change).

Case studies of gender equality and social inclusion success stories in Zambia's agribusiness sector

December, 2022
Zambia

This report presents case studies of success stories of value chain actors who operate in Zambia’s agribusiness sector to promote gender equality and social inclusion. Potential success stories were identified during a stakeholder workshop on gender equality and social inclusion in the agribusiness ecosystem for multidimensional mapping of opportunities and challenges held in September 2022 in Lusaka. Some of these stories were then selected from different value chains for follow-up by the research team.

Influence of rangeland protection and seasonal grazing on aboveground vegetation, forage quality and weight gain of small ruminants — a study in Thar Desert, Pakistan

December, 2022
Pakistan

The Thar Desert, Sindh, Pakistan is characterized by low productivity. Besides, economy is based on agriculture, livestock and mining, nevertheless, livestock graze freely on public and private land. The aim of this research was to determine biomass production and to evaluate the effects of continuous and seasonal grazing on protected and unprotected plots. A 45 ha protected rangeland area of Hurrabad in the Umerkot Thar desert was selected and divided into three blocks of 15 ha each. Blocks of the same size were also established in unprotected area.

Climate change impacts on crop breeding: Targeting interacting biotic and abiotic stresses for wheat improvement

December, 2022
Global

Wheat (Triticum aestivum L.) as a staple crop is closely interwoven into the development of modern society. Its influence on culture and economic development is global. Recent instability in wheat markets has demonstrated its importance in guaranteeing food security across national borders. Climate change threatens food security as it interacts with a multitude of factors impacting wheat production. The challenge needs to be addressed with a multidisciplinary perspective delivered across research, private, and government sectors.

Sustainability transitions in West African agriculture and food systems

December, 2022

Scientific evidence is crucial for the transition towards sustainable and resilient agri-food systems. However, sustainability transitions research has been so far north-biased and overlooked the Global South. This paper analyses the scholarly literature on sustainability transitions in West African agriculture and food systems. In particular, it investigates the bibliometrics and geographical coverage of the research field and explores whether and how it addresses topics such as transition frameworks, niches, food security and sustainability.

Site-specific nutrient management: Its evolution and dissemination in South Asia (Webinar session 6)

December, 2022
Global

The TAFSSA CGIAR Initiative is hosting a series of webinars to highlight research from South Asia on food security, sustainable healthy diets, farmer livelihoods and resilience, and land, air, and groundwater conservation. For the sixth webinar on September 27, Dr. Kaushik Majumdar, Director General, African Plant Nutrition Institute (APNI), will present. Dr. Majumdar, a native of India, obtained his M.Sc. degree in Agricultural Chemistry and Soil Science from BCKV University, India. He received his Ph.D. in Soil Mineralogy/Soil Chemistry from Rutgers University, USA. Dr.

Advancing gender equality and social inclusion in sustainable water-energy-food-ecosystem management

December, 2022
Global

The water-energy-food-ecosystem (WEFE) nexus is a cross-sectoral concept offering a holistic perspective of the interconnections among agriculture, energy production, water resources, and ecosystem health. However, most emerging nexus approaches have been narrowly focused on resource efficiency and technocratic ‘fixes’ that don’t adequately consider the impacts of resource use and development on diverse groups of resource users and managers.

50 years of rice breeding in Bangladesh: genetic yield trends

December, 2022
Bangladesh

To assess the efficiency of genetic improvement programs, it is essential to assess the genetic trend in long-term data. The present study estimates the genetic trends for grain yield of rice varieties released between 1970 and 2020 by the Bangladesh Rice Research Institute. The yield of the varieties was assessed from 2001–2002 to 2020–2021 in multi-locations trials. In such a series of trials, yield may increase over time due to (i) genetic improvement (genetic trend) and (ii) improved management or favorable climate change (agronomic/non-genetic trend).

A critical examination of rural out-migration studies in Ethiopia: considering impacts on agriculture in the sending communities

December, 2022
Ethiopia

Labor migration is a complex phenomenon, yet while much attention has been paid to understanding the drivers of migration, there is a huge knowledge and policy gap regarding the effects of migration on people and communities left behind. We sought to explore the impacts of rural outmigration on migrant-sending communities in Ethiopia. This remains an understudied topic when it comes to research on migration in Ethiopia. Our investigation is based on a critical review of the migration literature pertaining to Ethiopia and, more broadly.

Maize stover transfers from maize fields to banana-based agroforestry homegardens and the corresponding nutrient flows in central-northern Tanzania

December, 2022
Global

Maize (Zea mays) stover produced in the drier lowland areas on the volcanic foot slopes of Mount Kilimanjaro serves as an important additional fodder for smallholder zero-grazed dairy cattle farming in the humid highland areas of the region. The obtained cattle manure is used to replenish nutrients and manage soil fertility in banana-based agroforestry homegardens of the highlands, which contributes significantly to sustaining crop production, thus food security and the livelihoods of the community.

Genetic diversity and population structure of some Nigerian accessions of Bambara groundnut (Vigna subterranea (L.) Verdc.,) using DArT SNP markers

December, 2022
Global

Bambara groundnut is one of the crops with inadequate molecular research to show its full potentials. Previous studies showed morphological diversity with inadequate information to confirm genetic variations. In the quest to reveal the genetic potentials, deoxyribonucleic acid (DNA) of the selected accessions was extracted through leaf samples at 3 weeks old, using Dellaporta Miniprep for Plant DNA Isolation procedure. The high quality DNA was sequenced using Diversity Arrays Technology (DArT) markers to unlock diversity among Bambara groundnut of Nigerian origin.