Bonsai Soil Tests: Part 1: Water Retention
Retention Values (g @ %) given after 5.25-hour
Rank given for 24-hour Retention based on values.
1. Coconut Coir: 129g @ 14.57% loss
2. Pine Bark: 22g @ 14.86% loss
3. Compost: 26g @ 31.58% loss
4. Commercial Peat Moss: 6g @ 40% loss
1. Diatomaceous Earth: 37g @ 30.19% loss
2. Akadama: 22g @ 26.67% loss
3. Pumice: 22g @ 29.03% loss
4. LECA (Turface): 30g @ 36.17% loss
5. Vermiculite: 28g @ 41.67% loss
6. Perlite: 14g @ 36.36% loss
7. Sand: 12g @ 67.56% loss
8. Lava Rock (Scoria): 4g @ 76.47% loss
9. Expanded Shale: 2g @ 84.62% loss
10. Granite Chips: 1g @ 94.44% loss
Quick Correction: Diatomaceous earth is not calcined clay, like Oil-Dri. It is silica based, formed from fossilized algae.
Cosechando Agua – Harvesting water
Waterway Design – Part I
A Tale of Three Watering Cans, From Lame to Excellent
Surface Water Dependent Properties of Sulfur-Rich Molybdenum Sulfides: Electrolyteless Gas Phase Water Splitting – ACS Nano (ACS Publications)
Just add a fuel cell and you’ve got gas and electricity.
Brad Lancaster discusses water harvesting and Zephaniah Phiri’s observations.
Device pulls water from dry air, powered only by the sun | Berkeley News