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    Although ecological farming is not one of the 2015 Sustainable Development Goals, it can play a pivotal role in combating hunger and climate change  and its impacts by 2030.

     Zero hunger and climate action are numbers two and 13 respectively in the 17 SGDs list, which the world hopes to achieve by 2030.

     According to Greenpeace International, a British-based environmental movement, ecological farming combines modern science and innovation to  produce, while respecting nature and biodiversity. 

    It is one of the ways into health food and sustainable development because it creates resilience by strengthening agriculture while limiting climatic change factors.

    Environmental Performance Index 2016 ranked Kenya at number 123 out of 180 countries, with a score of 62.4 per cent. One of the reasons for the poor ranking is intensive industrial agriculture. Ecological farming is not only fruitful to the environment, but also reduces production costs for agribusinesses.

    Continuous increase of the population strains environmental resources, therefore, affecting their availability. 

    Global Footprint Network estimates that in every eight months, the demand for renewable resources is higher than what the planet can provide for a year. Conversely, the carbon dioxide reduction is slow too over the same period, a factor that is accelerating global warming.

    Jodie Gummow, a senior fellow at AlterNet, puts the danger of strained demand to perspective with statistics showing 86 per cent of the world population lives in countries that require more than the ecosystem can provide.

     In this regards, sustainable practices like ecological farming is one of the solutions to a food secure and developed planet.

    Ecological farming involves the use of cover crops, organic manure, mulching, crop rotation, inter-cropping, zero tillage in maintaining soil fertility and managing weeds and pests.

    Examples of companion crops are beans, strawberry, cucurbits, cucumber, squash, fruit trees, tomatoes and cabbage. 

    Furthermore, using livestock manure as fertiliser and crops as feeds is a show of mutual benefit farming. 

    Recycling weeds and other organic wastes into manure may save a farmer about Sh7,000 that could have been spent on DAP and CAN fertilisers for growing and topdressing -respectively- one acre of maize per season.

    In addition, integrated pest management practices like growing Mexican malgold species, which repels most vegetable pests, reduces the cost of pesticides and chemical residue in the food. Pesticides and fertilisers residues deteriorate the environment.

    In Kenya, ecological farming could earn up to three times as much as the ones using chemical inputs, according to Greenpeace Africa.

    Records show that in India, the cost of cultivation has been brought down, with farmers savings between Sh915 and Sh9,158 per hectare on chemical pesticides.

    Even with the vast benefits of ecological farming, Kenya is still stuck in conventional farming practices. 

    This is evident from a recent letter by smallholder farmers to stakeholders.

    It reads: “We, as Kenyan farmers and consumers, call upon the government and the international donors to listen to our demands, to move away from conventional agriculture and support ecological farming.”

    John Vidal, an environment editor at Guardian, says that ecological farming systems are not only a recipe for sustainable food systems, but also diverse diets and improved health. 

    Furthermore, well-structured policies on actionable goals and measurable indicators of sustainable development are necessary. Industrial agriculture is extremely unsustainable and hazardous. It cannot solve the food and climate change crises. Ecological farming is the best alternative. Let’s promote it.

    Mercy A. Onyango is a final year MSc Agriculture and Applied Economics student at the University of Nairobi.

    She is working with farmers in Nandi County. 

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    Amiran Kenya Agronomist Wycliffe Obwoge inspects a heap of manure in Nairobi's Karen Estate On July 9, 2016. A Kakamega farmer is feeding pigs on farm wastes as a shortcut of converting organic matter into manure. PHOTO BY LABAN ROBERT.

    One Kakamega County farmer has cut organic fertiliser costs in maize production by rearing three pigs, which are helping him break down organic waste into manure.

    Wycliffe Ochango said converting organic waste into manure by normal decomposition takes months, but the pigs are ‘catalysing’ the process.

    “Instead of waiting for one to three months for farm refuse to decompose, I decided to use pigs to quicken the process.  Pigs are non-selective feeders of any organic waste, which is dropped after 24 hours in form of dung,” Ochango said.

    Apart from breaking it into small parts, the droppings have essential digestive enzyme residues and micro- organisms that hasten further decomposition in the four-feet-by-three-feet pit, which is four feet deep.

    READ ALSO:Biocatalyst slices manure composting time by half

    Adding wood ash increases the concentration of potassium, calcium, and phosphorus other than reducing soil acidity due to its basic nature.

     “I rarely use inorganic fertiliser in maize farming. After accumulating the manure for one to two weeks, I dry and broadcast it in my one acre. I am relieved of the cost of planting and top-dressing the maize field,” he said.

    He collects 10kg to 15kg of Napier and other grass remains from the shed of his Frisian-indigenous hybrid cow daily.

    READ ALSO:Compost manure as good in crop yield as synthetic fertilizer scientists say

    He also collects flour dust from his posho mill and kitchen vegetable remains to feed the pig, which churns them into dung.

    The pit is lined with a polythene sheet to prevent leeching of the nutrients.  The polythene sheet also covers the pit to keep off rain and surface run-off water.

    READ ALSO:Farmer earns from rearing red worms for organic manure

    On the maize field, Ochango  tills with oxen to mix the soil well with the manure. 

    The manure is applied on Napier grass and vegetable orchard.

    Ochango harvests more than 15 bags of 90kg maize from the one acre.

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    KALRO's Damaris Kagendo holds a bottle with avocado oil as she explains to a farmer  how the Oil Press Manual Extractor works on October 29, 2016 during the Kitale ASK Show. The easy to use machine helps farmers press oil from  ripe avocados for sale. PHOTO BY LABAN ROBERT.

    Avocado farmers, who have poor access to markets, can extract cooking oil from ripe fruits for sale to save on rotting using a cheap manual pressing machine from Kenya Agricultural and Livestock Research Organisation, KALRO.

    The machine extracts pure cooking oil from ripe avocados, which can be packaged and sold upon approval from regulatory authorities like Kenya Bureau of Standards.

    The Oil Press Manual Extractor does not require electric or fuel energy other than that of the farmer ‘crashing’ the ripe part of the avocado through the funnel-like chamber.

    Damaris Kagendo, a KALRO officer in Kitale, said besides helping the farmers in boosting earnings, the extractor could shield them against rotting losses when there is no ready market for the produce.

    READ ALSOCentral Kenya avocado farmers enjoying export opportunity

    A farmer has to manually remove the skin and the seed of the fruit to remain with the green or yellowish pulp.

    “Half a litre of the oil fetches about Sh90. Although the determination of the shelf-life has to be done after laboratory tests, the oil does not require any preservative to prevent it from going bad. And its life is longer than a ripe avocado that rots in a day or two,” Kagendo said.

    READ ALSO:Kenya takes to the sweet taste of the avocado market

    The machine separates the oil from pulp and the residue remains in the pressing chamber while oil exits through a downward facing outlet for filtering. The filtering chamber is separate. But a special sterilised white clothing can also be used to remove impurities from the oil for packaging.

    At least 10kg of ripe avocado pulp can give four to seven litres of the oil, depends on the quality of the fruits used.

    Besides being used for cooking and as butter, the oil is also a good skin ointment product.

    KALRO sells the machine at Sh40,000.

    For more details, please call +254733812953

     

     

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