New cassava variety offers exciting opportunities to DRC farmers

Cassava

Young farmers in the Democratic Republic of Congo are testing a new variety of cassava coupledwith improved agricultural techniques to improve the country’s food security

Cassava is a staple crop in many regions of the DRC where many harvests are lost due to cassava mosaic disease. As climate change is further threatening Sub-Saharan Africa’s food security, various youth organizations in DRC are making an effort to test new varieties of cassava, and to adopt new cultivation methods in order to increase yields.

The NGO “Action Jeunes Pour le Développment de Nkara” (AJDN), an farmer association of 22 young farmers in Nkara have tested the new cassava variety TME 419 which they say offers many new benefits in comparison to the previously planted variety F100.

“We produced 58 tonnes of TME 419 cassava from a two hectare field in 2011,” said 27-year-old Romain Twarita of AJDN. “That’s a yield of 29 tonnes per hectare, compared to the 10 or 12 tonnes per hectare of F100 that we harvested in 2010.”

Moreover, the adoption of the new variety has drastically increased the income of the organization which brought in more than 25,000 dollars in 2011, compared to 10,000 dollars in 2010 and 3,000 in 2009.

The farmer association has also adopted new agricultural techniques, such as “binage”. This improved method of hoeing increases the benefits of irrigation by breaking up soil surface of and therefore allowing more rainwater to be soaked up by the soil. Moreover, the soil is supplied with nutrients through the use of compost and manure.

In the Bas-Congo province, the Comité de Développement de Kakongo (CDK), a network of 264 small-scale farmers associations of which 87 were created by young farmers, is investing in the planting of trees to create windbreaks and increase soil moisture to boost production. By using intercropping, mainly with moringa trees, the association also depends less on chemical fertilizers, as trees are supplying nutrients to the soil.

These new techniques are also being adopted be the youth association Jeunes Dynamiques de Malkuku (JDM) on two hectares in the outskirts of Kinshasa, the Congolese capital which has provided them 28 tonnes from a hectare and a half in 2011.

These efforts especially by young farmers show a tremendous initiative to professionalize cassava production and to become more involved in the entire value chain from production to marketing. This is important as young farmers are improving the country’s food security while improving incomes and contributing to the development of the country.

Farmer associations hope TME 419 will soon spread across the whole country.

 

Source: AllAfrica: Cassava Farmers reap rewards from new methods

Picture: Leopard Capital

Cassava

Climate change threatens southeast Asia’s billion dollar cassava industry

According to new research by CIAT (International Centre for Tropical Agriculture), southeast Asia’s multi-billion dollar cassava industry and thousands of small scale farmers could be severely threatened by global warming which might trigger outbreaks of new invasive pests.

Agriculture plays an important role in the region where 50% of the population relies on the sector for livelihoods and food security. Southeast Asia is also home to 30% of the world’s total population which is characterized by poverty and malnourishment. Global warming could therefore be a serious issue for the roughly five million small scale farmers in the region who depend on cassava for income and food.

Cassava pests are already a serious issue across southeast Asia and cause large losses of cassava harvests, according to Pramod K. Aggarwal, regional programme leader for Asia at the CGIAR Research Programme on Climate Change, Agriculture and Food Security (CCAFS). Even though cassava is one of the few crops that actually thrive in warmer temperatures, increasing occurrences of dry seasons could trigger  outbreaks of new, unknown pests which small-scale farmers are unprepared for.

Mealybugs and whiteflies are already endemic in southeast Asia and have damaged a lot of cassava crops. Potential new threats, such as the green mite, have recently emerged according to a recent study published in the journal Tropical Plant biology. The green mite was first sighted in Vietnam in 2009, and spread from there to Southern China, with other unconfirmed sightings in Cambodia in 2011. This species is closely related to the green mite species Mononychellus tanajoa, which has diminished many cassava harvests in Africa and South America. Unfortunately, this invasive species has no natural enemies in southeast Asia.

According to new research by CIAT, combined multiple outbreaks across southeast Asia, southern China and cassava-growing areas of India could be extremely damaging and threaten the livelihoods of thousands of farmers.

This could be tragic as the cassava industry in Asia is booming and has allowed many small-scale farmers to improve their livelihoods due to increasing demand for cassava by a variety of domestic and international processing industries. Thailand’s cassava industry, for example, makes up 60% of total global cassava exports. According to the Thai Tapioca Starch Association, Thai farmers exported about 2.8 billion metric tons worth 48 billion Thai baht of tapioca starch, made from cassava roots, in 2011. Cassava’s potential to reduce poverty should therefore not be underestimated.

Measures are being discussed to prevent the outbreak of new pests and to limit pest damage with the help of Integrated Pest Management. This includes breeding cassava plants with higher pest resistance, the minimal use of pesticides to prevent killing off natural enemies as well as identifying “biological control agents”, predators that hunt and kill pests. Mealybug, for example, can be controlled with the help of the parasitic was Anagyrus Lopezi.

Even though cassava offers huge potential for regions threatened by climate change, scientists and governments now must work  on making cassava “climate smart”.

 

Source: “Southeast Asia’s billion dollar cassava industry at high risk due to climate change” by Food Ingredients First (April 2012)

Picture: Reuters

 

 

 

Development of new cassava varieties to combat viral diseases

New cassava varieties released by the International Institute for Tropical Agriculture (IITA) in Tanzania have given hope to millions of farmers who depend on cassava as a staple crop. The four newly developed cassava varieties will be resistant to two of the most deadly cassava diseases, cassava brown streak (CBSD) and cassava mosaic (CMD) disease.

CBSD and CMD are amongst the deadliest cassava diseases and pose huge risks for farmers because most varieties presently grown in Sub-Saharan Africa are susceptible to these two viral diseases. The sharing of infected planting material and the dispersal of the viruses by the whitefly, have contributed to the rapid spreading of CBSD and CMD across the sub-Saharan continent. CBSD and CMD cause roots to rot underground and have forced many farmers to abandon cassava production. It is estimated that these two viral diseases have caused approximately $1 billion USD worth of damage to Africa’s emerging cassava market.

Now, farmers in Tanzania can breathe a sigh of relief. The new cassava varieties which are a result of eight years of collaborative research by IITA and the International Centre for Agricultural Research (CIAT), are not only resistant against cassava brown streak and cassava mosaic disease, they also promise higher yields (23-51 tons/ha compared to current average yield of 10 tons/ha). Pwani, Mkumba, Makutupora and Dodoma, the names of the four new cassava varieties, were developed by conventional breeding processes, crossing local varieties with Latin American varieties.

“We used local varieties from Tanzania as sources of resistance to CBSD and for local adaptation and those from CIAT as sources of high yield and resistance to CMD and cassava green mites,” said Edward Kanju, cassava breeder at IITA Tanzania.Local preferences, such as taste and texture, were also considered in the cassava breeding.

IITA hopes these new varieties will support farmers, especially smallholders, in producing higher, disease-free yields and in promoting cassava as a reliable crop for farming. The project which was funded by the Rockefeller Foundation and the Alliance for a Green Revolution in Africa now faces the challenge of providing adequate planting material of the new cassava varieties to cassava growers who normally obtain planting material from other farmers, government agencies or NGOs.

In order to overcome this obstacle, cassava stakeholders are trying to develop a system to enhance production, sale and marketing of healthy cassava planting material to meet the demands of small-scale and commercial cassava growers.

 

Source: (1) IITA-Tanzania “New varieties to withstand deadly viral diseases released in Tanzania”, (2) Nourishing The Planet “Cassava Disease Outbreak Close to Close to an Epidemic, More Research and Funding Needed”

 

Global Cassava Partnership Conference GCP21-II in Kampala, Uganda: June 18-22, 2012

The theme of the conference which will take place at the Speke Resort and Conference Centre is Cassava: Overcoming challenges of global climatic change. The conference is organised by the National Crop Resources Research Centre.

The Global Cassava Partnership of the 21st Century (GCP21) was created in 2003 by 45 organisations under the umbrella of the Global Cassava Development Strategy (GCDS) of IFAD/FAO.

GCP21 is primarily focused on research and development (R&D) and is a platform for international discussion regarding cassava research, socioeconomic issues, biodiversity, starch modification, genomics and technology transfer. It also aims to facilitate the discourse between stakeholders, seeks funding opportunities and organizes meetings.

The conference format includes plenary sessions, scientific sessions, roundtables and poster sessions.

For more information, please visit this website: http://www.danforthcenter.org/GCP21-II/

Farmers and local economy benefit from cassava chipper in eastern Kenya

A cassava chipper in Eastern Kenya has boosted the local economy in the Makueno country of eastern Kenya and has helped to support the local cassava industry. The portable machine which chips cassava tubers into pellets has revolutionized the way farmers operate.

Before the machine was introduced by the non-profit organization Farm Concern, farmers faced the unique challenge of preserving their harvests which usually have a very low shelf-life.  Cassava, one of the most important staple crops on the African continent, expires rapidly after harvest and usually goes off within two days after harvesting.

For many years, farmers only collected the amount of cassava which was immediately needed for food or for the market. In order to prevent the crops from going off, farmers delayed harvests by leaving many roots in the ground until there was demand. Unfortunately, this risky practice resulted in many losses as it made cassava crops vulnerable to many diseases. Many of the roots also rotted in the ground.

The cassava chipper has turned things around for many farmers as it allows them to process their whole harvest by shredding them into chips and then drying them in the sun. This simple method extends the shelf-life of cassava products from 2 days to up to 3 years. Pellets can then be cooked and used in meals, or be milled into flour. They are also suitable for livestock feed.

The small Chipper is a simple, locally assembled machine which can easily be transported on motorbikes. It includes a small generator that powers a rotating grinder, also attached to the machine. The chipper, which was provided by Farm Concern, is shared by farmers who can use it for free and are only required to pay for the fuel used by the machine.

This new way of preserving cassava has not only offered improved food security for many farmers who can now store cassava chips in case other food crop stocks are low, but has also triggered the local economy. Farmers are now more encouraged to increase their production as they’ve found a solution to prevent post-harvest losses. Thanks to the increase in cassava chip production, the local industry has also been fuelled. The dried pellets are used by both starch manufacturers and livestock feed makers whose demand for chipped cassava is steadily increasing.

Many farmers have already taken the next necessary step and have invested into purchasing their own cassava chipping machines. This has added more value to their cassava and has created market stability: the farmers know they can supply the required amounts of cassava and industrial buyers can expect a consistency in supplies. Moreover, farmers who own chipping machines have been able to lease them to their colleagues. This has resulted in the expansion of a rural enterprise built around cassava.

In order to fully benefit from these new developments, the farmers have founded an association to benefit from economies of scale of the emerging market and have launched a joint savings scheme which has developed into a local microfinance institution. The scheme has been more beneficial to many farmers as it charges lower interest rates than commercial banks and other conventional microfinance institutions.

“Through the savings scheme, we have been able to put up a social welfare system that has helped us to take care of education and medical expenses that we may not have been able to meet before, “ said Charles Kyalo, a member who in the past borrowed $120 USD from the group to pay for medical expenses for his wife. He used some of this money to register with the national health organization and now receives free medical services.

The next step for the farming community is to buy a tractor which will be used to till larger plots of lands. The group has also invested into multiplying cassava seedlings which is a major concern for the farmers in the region. As global warming is threatening other crops such as maize, beans and cowpeas, the drought-resistant cassava crop seems a viable alternative. Another project of the farmers’ group is to educate farmers how to adapt to climate change by teaching them about irrigation and farming systems that are less vulnerable to changing weather conditions.

Source: Coasstweek: “Chipped Cassava triggers new economy in eastern Kenya” http://www.coastweek.com/kenxin_100212_06.htm

Scientists say cassava “Rambo” root will thrive in climate change

According to scientists of the International Center for Tropical Agriculture (CIAT) and of the Climate Change Agriculture and Food Security Research programme, cassava could help sub-Saharan African farmers cope with climate change. Research indicates that the staple crop which is consumed by around 500 million people a day on the continent will thrive in warmer conditions and is likely to be more productive than other crops under heat stress.

The International Panel on Climate Change (IPCC) has predicted that temperatures could rise between 1° and 2°C degrees by 2030. In addition to higher temperatures, global warming is likely to change rainfall patterns and therefore cause drought and water scarceness. This could have devastating consequences for sub-Saharan Africa where many farmers already struggle with poor soils, shrinking water resources, aridity and pests.

Cassava, a root crop rich in starch, is the second most important source of carbohydrates in sub-Saharan Africa, followed by maize. It is often boiled or fried, or eaten as a thick porridge. In their study, the scientists compared six crops – potatoes, maize, beans, bananas, millet, sorghum and cassava – using a combination of 24 climate change prediction- and crop suitability-models.

According to the lead author of the study, climate scientist Andy Jarvis, “cassava is the Rambo of food crops” and will be able to deal with most challenges posed by climate change. “It can thrive in high temperatures and if drought hits, it simply shuts down until the rains come again. There’s no other staple out there with this level of toughness.”

Although other crops may currently be preferred by African farmers, cassava could be a viable alternative when other crops are failing. In East Africa, for example, farmers favour maize over cassava.  Faced with more frequent droughts and higher temperatures, cassava could be used as a “back up” to reduce the risk of food shortages. The researchers predict that cassava production will increase by 10% in east Africa. In Southern Africa, cassava has not conventionally been grown because of colder winters. Due to Global warming this might change and cassava production could expand into the south.

The scientists’ findings are good news for Nigeria and the Democratic Republic of Congo, the two largest producers of cassava. In west Africa, where it is most widely eaten, cassava will outperform most crops, such as potatoes whose suitability is predicted to decrease by 15%.

The researchers hope that their study will put pressure on the scientific community to focus more intensely on cassava research, especially on developing varieties that are heat- and pest-resilient. The crop has conventionally been neglected in favour of better-known staples like maize, rice and wheat. According to the scientists, breeding to improve drought tolerance should be top on the scientific communities’ agenda and could support the expansion of cassava production into drier areas of sub-Saharan Africa. Moreover, breeding should focus on combating common pests such as mealybug, whitefly or cassava mosaic disease.

Andy Jarvis says he is happy that finally there is good news for sub-Saharan Africa which is at high risk to suffer from food insecurity due to climate change. “Tackling cassava’s vulnerability to pests and diseases could be the final hurdle to a food secure future for millions of people,” said Jarvis. “If we’re well-prepared for these threats, cassava could be one of the most climate change-resilient crops an African farmer can plant. While the other staples will struggle in the face of climate change, it looks as though cassava is going to thoroughly enjoy it.”

Sources:

BBC: Cassava ‘offers climate change hope’ for Africa (http://www.bbc.co.uk/news/world-africa-17190622)

The Guardian: Rambo Root offers climate change hope to African farmers (http://www.guardian.co.uk/world/2012/feb/28/cassava-climate-change)

How SABMiller is Making Green Cassava Beer


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Clarity needed on govt policy to promote cassava plantations – The Nation

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The government needs to clarify its policy direction on whether or how to promote cassava plantation. Otherwise, cassava planters will be vulnerable to the changing government policies, which have adversely affected their produce already.

 

Our cassava plan is to revive Nigeria’s economy – Adesina – Vanguard

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By Jimoh Babatunde THE Minister of Agriculture, Dr. Akinwumi Adesina, has revealed that the Cassava Transformation Plan of his ministry is meant to revive the country’s economy and create jobs for millions of Nigerians. Speaking during a meeting with

Cassava in the News: Tentative Truth On the Cassava Bread Policy in Nigeria

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Let’s take a look at the Cassava Bread Policy and the involvement of the Ministry of Agriculture. Only three weeks ago, the Minister of Agriculture was in Ekiti to sign a memorandum of understanding with the state government aimed at enhancing

 

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