Joshua Sikhu Okonya | |
---|---|
Nationality | Ugandan |
Citizenship | Ugandan |
Education | Makerere University, Georg-August University in Goettingen, Germany |
Occupation(s) | Agronomist and Author |
Employer | Association for Strengthening Agricultural Research in Eastern and Central Africa (ASARECA) |
Title | Program Officer for Technology and Innovation |
Joshua Sikhu Okonya is a Ugandan Author and an International agricultural research scientist. He is an Agronomist and a scholar who has made contributions to the body of knowledge in agriculture and the adaptation of African agricultural systems to climate change. [1]
Born and raised in Uganda, Okonya attended Katuugo Primary School in Nakasongola District. He joined Masaba Secondary School in 1995 and Wanale View Secondary School in Mbale District. He finished his A-level from Caltec Academy in 1999. He then proceeded to Makerere University in Kampala, Uganda where he attained a Bachelor of Science second-class honours degree in Zoology and Botany in 2004. At Makerere University, he was a recipient of an undergraduate scholarship from the Government of Uganda and was attached to Lumumba Hall. He gained a foundation in biological sciences throughout his undergraduate studies, which he later paired with his interest in agricultural research. [1]
In 2008, he attended Georg-August University in Goettingen, Germany where he obtained a Master of Science degree in Tropical and International Agriculture majoring in Agronomy and Crop protection. At Goettingen, he was a recipient of a postgraduate fellowship from Georg-August University and German Academic Exchange Service (DAAD). [1]
Okonya is an Agronomist and has been trained in insect ecology at International Centre of Insect Physiology and Ecology, Pest risk analysis at Fera Science, and CAB International, Phenology modelling and risk mapping at International Potato Center, climate-smart agriculture at The CGIAR Research Program on Climate Change, Agriculture and Food Security (CCAFS), Scientific Research Writing at INASP, Project Planning and Management at Makerere University and International Development Cooperation at University of Kassel. [1]
Okonya worked as a Research assistant at International Institute of Tropical Agriculture from 2005 to 2008. During his time at IITA, he conducted research on the Biological pest control of the banana weevil Cosmopolites sordidus and nematodes. In 2010, he joined International Potato Center as a Research associate. At CIP, he coordinated several Agricultural Research for Development (AR4D) projects in Uganda, Rwanda and Burundi. In 2021, he was appointed Program Officer for Agricultural Technology and Innovation at the ASARECA Secretariat in Uganda.
In this capacity, he promoted adoption of climate-smart technologies and practices to build resilience of smallholders to climatic change and facilitated transfer of agricultural technologies among National Agricultural Research Institutes in Eastern and Central Africa (ECA) to reduce duplication and improve efficiency. He co-implemented and coordinated several projects at ASARECA including The Comprehensive Africa Agriculture Development Programme (CAADP) ex-Pillar IV, Strengthening agricultural knowledge and the innovation ecosystem for inclusive rural transformation and livelihoods in Eastern Africa (AIRTEA) and The Information for Agriculture, Food and Water Security (IAFWS)among others.
Joshua has also done consulting work for various agricultural research for development organizations in Uganda, Germany and Netherlands. [2] He is also a member of the ASARECA Climate Smart Agriculture Alliance, Gender Equity in Research Alliance, DAAD Alumni Working Group on Climate Change and Agriculture in Africa, Entomological Association of Uganda, African Crop Science Society, International Society for Tropical Root Crops (ISTRC), [3] African Potato Association and AuthorAID. [4] [5] [6] [7]
Okonya is a scholar in African agriculture with 65 articles and 811 citations by July 2023. [8] Among his most cited articles are those on pesticide-handling practices, and related occupational risks among potato farmers in Uganda; Distribution of insect pests affecting potatoes; [9] Indigenous knowledge of seasonal weather forecasting and Gender differences in access and use of selected productive resources among sweet potato farmers. [10]
He was also part of the scientists who reported for the first time, the occurrence of the Potato Cyst nematode in Uganda. [11] His research reported for the first time, presence of the Tobacco Rattle Virus in potatoes in sub-Saharan Africa. [12] He contributed three chapters of the Pest Risk Atlas for Africa, the first Atlas with information on current and future agricultural pest risks under different climate scenarios. [13] He was part of the team at CIP led by Dr. Robert Mwanga that received the 2016 World Food Prize for promoting the production, consumption, and utilization of biofortified crops (orange-fleshed sweet potato) to reduce malnutrition (Vitamin A deficiency). [14]
Joshua's work in the control of RTB (Roots, Tubers, and Bananas)-critical pests and diseases under changing climatic conditions was one of his major contributions. He developed creative integrated pest control solutions using cutting-edge risk assessment, surveillance, and modeling tools to safeguard agricultural crops from potential dangers. [15] [16] [17] [18]
Additionally, he developed techniques for smallholder farmers to adapt to climate change and understood the relevance of indigenous knowledge in seasonal weather forecasting in his research. His academic writings, which included investigations into how farmers perceive and adapt to climate change, were well-recognized in the academic world and added to the corpus of knowledge in agricultural sciences. [19]
The economy of Rwanda has undergone rapid industrialisation due to a successful governmental policy. It has a mixed economy. Since the early-2000s, Rwanda has witnessed an economic boom, which improved the living standards of many Rwandans. The Government's progressive visions have been the catalyst for the fast transforming economy. The President of Rwanda, Paul Kagame, has noted his ambition to make Rwanda the "Singapore of Africa". The industrial sector is growing, contributing 16% of GDP in 2012.
Manihot esculenta, commonly called cassava, manioc, yuca is a woody shrub of the spurge family, Euphorbiaceae, native to South America, from Brazil, Paraguay and parts of the Andes. Although a perennial plant, cassava is extensively cultivated in tropical and subtropical regions as an annual crop for its edible starchy root tuber, a major source of carbohydrates. Cassava is predominantly consumed in boiled form, but substantial quantities are processed to extract cassava starch, called tapioca, which is used for food, animal feed, and industrial purposes. The Brazilian farinha, and the related garri of West Africa, is an edible coarse flour obtained by grating cassava roots, pressing moisture off the obtained grated pulp, and finally drying it.
Intensive agriculture, also known as intensive farming, conventional, or industrial agriculture, is a type of agriculture, both of crop plants and of animals, with higher levels of input and output per unit of agricultural land area. It is characterized by a low fallow ratio, higher use of inputs such as capital, labour, agrochemicals and water, and higher crop yields per unit land area.
The cowpea is an annual herbaceous legume from the genus Vigna. Its tolerance for sandy soil and low rainfall have made it an important crop in the semiarid regions across Africa and Asia. It requires very few inputs, as the plant's root nodules are able to fix atmospheric nitrogen, making it a valuable crop for resource-poor farmers and well-suited to intercropping with other crops. The whole plant is used as forage for animals, with its use as cattle feed likely responsible for its name.
The silverleaf whitefly is one of several species of whitefly that are currently important agricultural pests. A review in 2011 concluded that the silverleaf whitefly is actually a species complex containing at least 40 morphologically indistinguishable species.
A smallholding or smallholder is a small farm operating under a small-scale agriculture model. Definitions vary widely for what constitutes a smallholder or small-scale farm, including factors such as size, food production technique or technology, involvement of family in labor and economic impact. Smallholdings are usually farms supporting a single family with a mixture of cash crops and subsistence farming. As a country becomes more affluent, smallholdings may not be self-sufficient, but may be valued for the rural lifestyle. As the sustainable food and local food movements grow in affluent countries, some of these smallholdings are gaining increased economic viability. There are an estimated 500 million smallholder farms in developing countries of the world alone, supporting almost two billion people.
Worldwide more human beings gain their livelihood from agriculture than any other endeavor; the majority are self-employed subsistence farmers living in the tropics. While growing food for local consumption is the core of tropical agriculture, cash crops are also included in the definition.
Non-pesticidal Management (NPM) describes various pest-control techniques which do not rely on pesticides. It is used in organic production of foodstuff, as well as in other situations in which the introduction of toxins is undesirable. Instead of the use of synthetic toxins, pest control is achieved by biological means.
Push–pull technology is an intercropping strategy for controlling agricultural pests by using repellent "push" plants and trap "pull" plants. For example, cereal crops like maize or sorghum are often infested by stem borers. Grasses planted around the perimeter of the crop attract and trap the pests, whereas other plants, like Desmodium, planted between the rows of maize, repel the pests and control the parasitic plant Striga. Push–pull technology was developed at the International Centre of Insect Physiology and Ecology (ICIPE) in Kenya in collaboration with Rothamsted Research, UK. and national partners. This technology has been taught to smallholder farmers through collaborations with universities, NGOs and national research organizations.
The Collaborative Crop Research Program (CCRP) funds participatory, collaborative research on agroecological intensification (AEI). Funded projects typically link international, national, and local organizations with communities of smallholder farmers, researchers, development professionals, and other parties. Projects work together as part of a Community of Practice to generate technical and social innovations to improve nutrition, livelihoods, and productivity for farming communities in Africa and South America. Large-scale impact is realized when new ideas, technologies, or processes are adapted, when insights from research catalyze change in policy and practice, and when innovation inspires further success. The program is under the direction of Rebecca J. Nelson of Cornell University and Jane Maland Cady of the McKnight Foundation.
Agriculture in Ghana consists of a variety of agricultural products and is an established economic sector, providing employment on a formal and informal basis. It is represented by the Ministry of Food and Agriculture. Ghana produces a variety of crops in various climatic zones which range from dry savanna to wet forest which run in east–west bands across Ghana. Agricultural crops, including yams, grains, cocoa, oil palms, kola nuts, and timber, form the base of agriculture in Ghana's economy. In 2013 agriculture employed 53.6% of the total labor force in Ghana.
Agriculture in Kenya dominates Kenya's economy. 15–17 percent of Kenya's total land area has sufficient fertility and rainfall to be farmed, and 7–8 percent can be classified as first-class land. In 2006, almost 75 percent of working Kenyans made their living by farming, compared with 80 percent in 1980. About one-half of Kenya's total agricultural output is non-marketed subsistence production.
Crop diversity or crop biodiversity is the variety and variability of crops, plants used in agriculture, including their genetic and phenotypic characteristics. It is a subset of a specific element of agricultural biodiversity. Over the past 50 years, there has been a major decline in two components of crop diversity; genetic diversity within each crop and the number of species commonly grown.
Thaumatotibia (Cryptophlebia) leucotreta, commonly known as the false codling moth, orange moth, citrus codling moth or orange codling moth, is a moth in the family Tortricidae under the order of Lepidoptera. Larvae of the moth feed on a wide range of crops from cotton and macadamia nuts to Citrus species. The larvae have a less selective diet than the codling moth, which feeds primarily on temperate fruit crops.
The South American potato tuber moth, Andean potato tuber moth or tomato stemborer is a moth of the family Gelechiidae. It is native to South America, but has become a pest worldwide. Records include North America, Australia and New Zealand.
AGRA,formerly known as the Alliance for Green Revolution in Africa is an African-led African-based organization that seeks to catalyse Agriculture Transformation in Africa. AGRA is focused on putting smallholder farmers at the centre of the continent's growing economy by transforming agriculture from a solitary struggle to survive into farming as a business that thrives. As the sector that employs the majority of Africa's people, nearly all of them small-scale farmers, AGRA recognizes that developing smallholder agriculture into a productive, efficient, and sustainable system is essential to ensuring food security, lifting millions out of poverty, and driving equitable growth across the continent.
The World Vegetable Center (WorldVeg), previously known as the Asian Vegetable Research and Development Center (AVRDC), is an international, nonprofit institute for vegetable research and development. It was founded in 1971 in Shanhua, southern Taiwan, by the Asian Development Bank, Taiwan, South Korea, Japan, the Philippines, Thailand, the United States and South Vietnam.
Purdue Improved Crop Storage (PICS) bags are bags developed by scientists at Purdue University to store grain and seeds. They use hermetic storage technology to reduce loss of post-harvest cowpea due to orchid infestations in West and Central Africa.
The sweet potato is a very important crop for subsistence farmers in Africa and developing countries in other regions. Its relatively short growing period, tolerance to drought and high yield from poor soils lead to its use as a famine reserve for many of these households. However, it is a highly perishable food source that is susceptible to destruction by microorganisms, metabolic spoilage, physical destruction and pests. Therefore, it is not generally stored for long after harvest. This is a major barrier for the optimal use of the crop and causes much waste.
Elijah Miinda Ateka is a Professor of Plant Virology at the Jomo Kenyatta University of Agriculture and Technology. He is involved with the diagnosis and characterisation of the sweet potato virus and the cassava virus, and is part of the Cassava Virus Action Project (CVAP).
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