Primitive Technology: Sweet potato patch

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2016-05-20に共有
I built a fenced enclosure and cultivated sweet potatoes (from civilisation) and yams (from the wild) in it. I originally had a small 3X3 m garden behind the wattle and daub hut that already had some sweet potato and yam vines growing in it that were planted after the hut was built. But wallabies kept eating the leaves. So I made a wattle enclosure around it to keep them out. Wood ash was added to the soil to provide potassium and phosphorus for the growing tubers.
The previous small garden was organised in rows (not seen in this video) but this was hard to water during dry weather. So I re-organised the patch into 1 meter wide mounds with pits in the centre. Vines were planted into the mounds and water poured into the centre of each mound watered the vines. So then I had a small garden with 9 mounds contained within it. I decided to enlarge the patch to fit in more mounds so I took out 2 sides of the fence and extended them by a meter each. So the patch ended up being 4X4m and contained 16 mounds. In addition to wood ash, leaf mould was added to the mounds for fertility and to reduce loss of moisture.
The patch, being in the dark forest understory, received only about 2-3 hours of direct sunlight per day so the yield was disappointingly small. Nevertheless, the patch produced a few small sweet potatoes and a single larger yam. I also picked some green growing tips of the sweet potato vine that can also be eaten. I boiled the greens slightly in a pot with a hot stone and ate the leaves. I then roasted the sweet potatoes and yam in the coals of the fire. The sweet potatoes (purple fleshed tuber) taste sweet and starchy whereas the yam (white fleshed tuber) tastes similar to an ordinary potato. After eating, I took the wood ash from the fire and poured it back into the mounds that were harvested, replanted them and watered them. In future I’d plant the sweet potatoes in an area that receives much more sunlight in order to dramatically increase production. I’ve grown the same variety at home and it produces a much greater quantity and size of tubers in full sun. Wood ash also tends to increase tuber yield and so is a good use for waste ash.
The sweet potato is a remarkable plant. It’s a staple food of many traditional cultures. NASA has considered it a potential crop to be grown on spaceships for long term missions. In terms of energy production it’s only 3rd behind sugar cane and cassava. It produces the most food value (a combination of edible energy and nutrition) of any crop per unit space and time. A study of Fijian farms using manual labour showed that ratio of energy put into farming vs yield of energy was 1:17 for rice and 1:60 for sweet potato. It grows on marginal soil and doesn’t require much nitrogen to grow. It takes a relatively short growth period of 3-4 months to yield. All parts of the plant can be eaten including the leaves which provide additional protein and nutrients. I grow the purple variety (because it tastes better in my opinion) but all varieties are nutritious and will stave off malnutrition. A person could potentially be nearly self-sufficient from a small plot of sweet potatoes. Note that in colder climates, regular potatoes could be grown instead of sweet potatoes.

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コメント (21)
  • Wait. Guys. These videos take months to make, they require hours of manual labor, and he has over a million subscribers. Even still...he doesn't put ads on his videos. He da real MVP
  • For some reason I find it incredibly satisfying to watch him eat the fruits of his labor.
  • @sebytro
    I love how he mulches it with leaves. I've seen way too many gardens have bare naked soil and then people stupidly wonder why it doesn't keep the humidity inside. I love this channel!
  • Q: "If you were stranded on an island and could only bring one thing, what would that be?" A: "This fucking guy!"
  • "So, what are you up to?" Ah, just playing some survival mode.
  • Every time I watch one of this guy's videos and I see one of his huts, I just have to imagine going for a hike through the woods and stumbling onto a little village built by someone like this guy. I wouldn't know whether to be curious or terrified.
  • Please don't do a video with you talking. Us ORIGINAL fans believe that the sounds of nature are sufficient. Watching these videos are very therapeutic. They're also motivational to those of us with spiritual backgrounds. A lot of insight and wisdom from watching you refine everything in fire, mold things from straight mud, etc.
  • @Magooch86
    That is a pretty sweet potato patch, well done.
  • 100% recycling! Impressed! Cuts wood, cooks and uses the ash. Then, he replants... nothing goes to waste... I came across this channel about 5 days ago and have watched 90% of the vids! simply amazed!
  • Мой восьми месячный сын смотрел затаив дыхание от начала до конца! Браво маэстро! 👏👏👏👏👏
  • you would be the first ever youtuber with a "voice reveal" lol.
  • @Mutlap
    decaying plant matter reduces ph which the potatoes prefer. I have grown potatoes in 100% leaf mulch, the potatoes were huge and easy to remove.
  • If I had to live in some village in the woods, I’d want this guy to be the chief or leader of it
  • Cooking is one thing. But cooking what you've grown is so satisfying. And I love the purple sweet potatoes!
  • @visualdog
    I love these videos. Start with nothing and turn it into a home, a garden, pottery, baskets. It's all amazingly ingenious. I feel like I'm watching the birth of civilization through the mind of one man.
  • Ok. Just gonna say it. I think that this channel legit is the best in terms of utilizing primitive techniques out in the wilderness. Compared to the many channels that has been inspired by his content, his is far superior, focusing more on the functional aspect, making tools, sensible huts, farms, pots and different types of fireplaces instead of fancy wood/mud houses with pools that mostly are made to look pretty. Of course, those channels are valid too, but it loses its " wow " factor when done so much.