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Passive water pump
Wirtz pump, passive water pump. Paddle wheel pump on open water irrigation ditch fills elevated 500 gallon water tank which then gravity irrigates greenhouse.
Water Filter Biochar Generation System
Fabricating a 200 L Biomass Gasifier for Making Enhanced Water Filter Biochar: The basics of biomass gasification: a low-cost, user-friendly and environmentally sustainable method for making good water filter char from agricultural and forestry residues. Open access handbook available from Aqueous Solutions, www.aqsolutions.org.
Multi-Barrier "Micro" Water Treatment System
Constructing a Multi-Barrier Water Treatment System Using Local Materials: The basics of water treatment and targeted approaches for removing both biological and chemical threats to drinking water quality. Detailed instructions for building a ~ 2000 L/day community water system incorporating biologically active sand and (bio-)char filtration. Open access handbook available from Aqueous Solutions, www.aqsolutions.org.
Multi-Barrier "Nano" Water Treatment System
Constructing a Portable Drinking Water Treatment Plant: A detailed guide for setting up a 300 L/day small drinking water treatment plant from inexpensive materials that can be carried on foot into remote locations and installed with filter media acquired/generated on-site. Open access handbook available from Aqueous Solutions, www.aqsolutions.org
Sub-irrigated raised planter
This concept is meant to provide consistent soil moisture levels to gardens with spotty or insufficient access to water. It take the idea of a sub-irrigated planter and applies it to an entire raised bed.
small scale egg washing
A summary of exisiting egg washing technologies and some discussion of merits/goals of small scale egg washing, hopefully some designs and prototypes to follow...
Books
This is a list of books that people have found useful in running a farm. Typically How-To or books explaining tools and techniques.
Mobile Wash Station
Low-cost DIY, mobile wash station for increasing efficiency in post-harvest processing. Needs exterior hose or spigot to use. The partnership was Elise McMahon, Liam Turkle, Fay Strongin and Tess Brown-Lavoie (both from Sidewalk Ends Farm in Providence, RI). We started working on it at FarmHack RISD and then finished it on 12 May in Providence.
Micro Hydro Basics and Case Study
Small scale hydropower is an inexpensive and relatively simple way to produce reliable energy. Here are some resources and case studies as an introduction to DIY hydro.