I’ve been looking into Sodium Acetate as a long-term heat store. It’s a phase change reaction, so this heater could be warmed on your woodstove and then left in situ for weeks or months, so long as you remember to check the level now and again. This is a concept, I haven’t built it yet A Read more about Phase change cloche heater[…]
So it seems to me robotics is interesting in agriculture where the following conditions are met Uses power generated on site Reduces fossil fuel use Designs are opensource I think the best way of reducing weeds is to use mulch, either compost, or a long lasting aluminium mulch Which in a small horticultural setting basically Read more about Open Source horticultural robots[…]
i Been pondering the sustainability of Aluminum mulches recently. You can buy disposable mulch, but that doesn’t seem very sustainable. It’s an idea that’s been around since the 1950s and some have reported increased yield and even reduced pests What if you used 2mm thick stuff that could have regularly placed holes cut? It would Read more about Aluminium sheet mulch[…]