I recently received a comment asking what type of work I'm doing here in Northern Cameroon. I often ask myself that same exact question. After an hour or so of intermittent headaches and daydreaming about coldcut sandwiches and washing machines (two separate day dreams, although eating a turkey sandwich while my clothes are being put through the cycles sounds pretty awesome), I come to some conclusion on what I've done and what I hope continues here. To give you an idea my work schedule involves the following:
Mango Orchards:
-# of Orchards I work with: 10-15
-What do we do? In collaboration with L'Institut de Recherchement Agricole pour le Developpement (IRAD), a Cameroonian governement agency, we have treated numerous orchards in the Bogo area against destructive insect and fungus infestations with surprising success. Orchards that had not given fruit in almost two to three years began producing again; the reason being that the pesticides we used (dangerous but biodegradable) allowed the trees to produce flowers in December and January unfettered. In the past the pests would typically consume any flowers the trees had sprouted, hence making it impossible for any fruit production. Almost all of the local orchards were originally in complete disrepair and this will need a few more seasons of solid improvement to be seen as a success. Despite the challenges they face the local orchard owners have eagerly adopted the treatment process to the point that an outside development worker is no longer needed to oversee it.
-Here are a few other techniques that I've discussed with the owners that can help them keep their orchards healthy and productive:
Natural fertilizers- Bogo is a cattle town. The market on Thursday is one of the largest in the region for herders, not to mention that many families have their own cows. When one is butchered the horns are just about the only part of the animal that isn't used by anyone, save for a few enterprising artisans. Cow horns are full of nutrients and the sandy soil in Bogo is not. Placing these excess horns around the trunks of mango trees during the rainy season can give those trees many of the nutrients they need to stave off infection and hopefully produce better. It is not only cheap but also extremely effective. A Peace Corps volunteer stuck in a village with next to no resources, such as myself, looks to these types of simple things to make some type of difference.
Overgrafting- This would be filed under the category of things I really want to do but the information to do it is simply not available as far as I know. Many of these orchards are 30-40 years old. As a result, most of the mango trees are far past their prime years of fruit production. Most owners are hesitant to cut down a 50 foot mango tree, plant a seedling in its place and then wait another 3-5 years for it to produce. I don't blame them. This ain't an easy place to grow a tree. Hungry livestock, brutal dry spells and branch breaking winds can all cause a lot of problems for a seedling trying to take a permanent hold. Instead of cutting down these behemoths and starting from square one I've suggested another idea that was suggested to me by an IRAD director who is a specialist with fruit trees and, unluckily, has since been transferred to another post. Actually one would still cut the older trees down but only to just above the trunk. If the tree was still alive at the time it was cut down it should begin sprouting new branches. Selecting three branches that have sprouted on the trunk, one would then graft a small branch of another healthy and productive tree to them. If the graft takes, in about two seasons that old tree will once again be producing fruit at a much higher rate. Its a technique that is used frequently in commercial orchards but has yet to show up in this neck of the woods. Unfortunately it may be too late for me to undertake such a project but with my experience over the past few years and the contacts that I've collected my replacement could potentially do some really cool stuff.
Diversification- During mango season I can go to the Bogo market and buy a pile of three or four large and deliciously sweet mangoes for about 200-250 francs (30-50 cents). Many of the orchards here sell their fruit in Maroua and even as far away as Chad, but the prices do not get much better. I've told them how much one mango would sell for in an American supermarket and their eyes nearly fell out of their head. At this point we are light years away from providing you and yours with delicious Northern Cameroonian mangoes, so I've suggested that we look into replacing non-productive mango trees with other species that, while not producing as impressively as a healthy adult “manguier,” command a much better price in the local markets and are not nearly as time consuming to care for. Papaya, citrus, anacardium (cashew), and guava trees all fit the bill for this region and climate.
Organization- When I began visiting orchards back in 2009 it was like listening to a broken record. “My wells have collapsed.” “The trees are sick.” “The trees no longer produce.” “The animals keep eating my new trees.” “My orchard guardian is a useless drunk and sleeps through bandits stealing all the fruit during the night.” The last statement was only voiced by one orchard owner but too good to omit. As an aside, I wonder if its worse to be the guy who is too drunk off millet beer to protect the orchard or the guy whose trade in life is 'fruit bandit.' Back to the point, it became obvious that power in numbers could be extremely beneficial for these folks. Discussing problems they all have, finding possible solutions, sharing success/failure stories, pooling resources for larger projects, etc. Almost like a support group for Bogo orchard owners. If the government paperwork allows for it I want to call it Orchards Anonymous. Your 12 step program towards having kick ass fruit.
Tree Nurseries (Peppinieres)
-# of Nurseries I work with: 5
-What do we do? Every year, I work with local tree nurseries to germinate, grow and transplant as many trees as possible in the Bogo area. Many of them are fruit trees but there are also numerous forestry species. Not only do they improve soil fertility but they also provide fodder for animals, firewood for families, protection of fields from wind, products for local medicine men, and lumber for carpenters.
Reforestation- I don't have hard facts on how the environment in this area of the world has been and is changing. I don't know the annual rainfall or its fluctuations. I've only been here for two years and have no idea what the fertility of the soil was like decades ago. What I do know is that over hot tea, cous-cous and sauce, old men have told me about how they remember when there used to be forests in the Extreme North of Cameroon. While Bogo is still on the periphery of the fight against deforestation in Africa, the brutal truth is that the Sahara desert is upon us and encroaching. One thing I do know is that when I'm working in the fields and it is three thousand degrees outside, the shade of a nice tree makes it so that it is only two thousand nine hundred and eighty degrees. Planting a trees is good..I think that's something we can all agree on so let's leave it at that
Intercropping- This technique involves planting trees in a field where crops are also being grown. Many trees that grow well in the dry sandy conditions here also give back a great deal of nutrients to the soil, whether be it by the leaves that fall onto the ground or the nutrients that their root systems provide. By planting certain trees in one's field, over time a noticeable improvement in soil fertility will be evident.
Live Fencing- Many of the species that grow well here in the Sahel are trees that have very small leaves and are extremely thorny. These trees can be extremely useful when trying to protect a field of crops from animals. Imagine you have a field full of corn, millet, manioc, peanuts, beans, whatever. You'd like to protect this field from outside invaders but metal fencing is simply too expensive for most small scale African farmers. Instead, on the border around a field one can plant thorny trees 50-60cm apart. When they reach a certain height cut them down part of the way and they will begin to grow outwards, joining together to form a thorny, living barrier that can protect whatever it is you have in your field.
Income Generating- While many people that have begun tree nurseries in Bogo are altruistic individuals in many ways, the number one reason they do it is to make extra money. Your average forestry tree in Bogo will sell for 100 francs each (fruit trees, depending on the species, sell anywhere from 300-1500 francs). 100 francs is only about 25 cents, but when you are selling thousands of trees, 25 cents can add up. Currently I work with a couple nurseries that are already well established. One of them produces as many as 20,000 fruit and forestry trees a year. With these nurseries I mainly focus on experimenting with new species that could be beneficial. They have the wiggle room to mess around with new seeds that could potentially be useful in the future. As for the nurseries that I myself have established we work on a much smaller scale and mainly with trees that are tried and true in this environment. To give an example, this year I provided the inputs for two nurseries of 1,000 trees each . A plastic watering can is 4,000 francs. Plastic pots for 1,000 trees is roughly 10,000 francs. Seeds are free if you go out in the bush and find them, but I also put down about 3,000 francs for seeds that I knew were good quality. All said and done I spent about 17,000 francs ($28) to start a 1,000 tree nursery. The main expense are the plastic pots and having enough seeds to see that they are all filled by the end of the season when its time to sell. Currently the person managing the tree nursery stands to make about 75000-100000 francs ($150-200) when we sell the trees to clients that want them for their homes or fields. The gentleman who began the nursery had no way to spare the initial 17,000 francs to start it. However after this planting season he will take the money that he has made, pay me back, set aside a small amount for his family, and then place about 35,000 francs in a village savings account. Next year when it is time to begin the tree nurseries again, considering he still has his trusty watering can and knows where to get most of his seeds in the bush he'll have the money in his savings account to create at the least a 2,000-3,000 tree nursery. Keep in mind that this is not his principal means of income. He'll harvest his crops, keep some to sell when the price is right, save the rest to feed his family for (ideally) the year, but then once again be close to broke this time next year. We've gone over the numbers for the next few years, and if he sticks to it there is no reason why he cannot be doing close to 20,000 trees in five years. Tree nurseries can be lucrative but by no means a full time job. Yet if managed well they can be incredibly beneficial in supplementing the meager income that most families subsist on here year in and year out.
Experimental Gardens/Crop Introduction
In addition to the activities explained above, I've also planted numerous crops/veggies/herbs with which the locals are often unfamiliar. Much of this stems from my own curiosity but is also intended to find food crops that grow well in the dry climate and perhaps add to the diversity and nutrition the local diet. It is rarely successful, but for me its extremely interesting to see what works and what doesn't. To give an example, last year I tried 10-15 new varieties and/or species in local gardens. Out of all those, a mere three actually grew and produced well: Soybeans, butternut squash, and cilantro. This season we are trying another dozen or so food crops for their resistance to drought and/or their high nutrition value. A few examples of this year's trials: Quinoa, amaranth, marama beans, and forage peanuts (animal fodder) to name a few. I imagine that much like last year many of the crops will not adjust to the climate, but there is always the possibility that one or two of them could do well and perhaps over time become a useful source of nutrition.
8.17.2010
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