====== Composting, Fertilizers, Worms ======

Growing things requires soil to be rich with nutrients. The following sections are techniques to produce nutrients sustainably.

===== Composting =====

  * [[https://www.agronomy.org/news/science-news/leaf-mold-compost-shows-benefit-tomato-plants-degraded-urban-soils/|Leaf mold compost shows benefit for tomato plants in degraded urban soils]]

===== Fertilizers =====

  * [[https://link.springer.com/article/10.1007/s13593-021-00675-2|Sanitized human urine (Oga) as a fertilizer auto-innovation from women farmers in Niger]]

===== Worms =====

Ready made worm boxes

  * [[https://wurmkiste.at|Wurmkiste]] €79 - 179
  * [[https://www.terrabox.bio|Terrabox]] €250
  * [[https://eu.wormup.ch/#!/WormUp-HOME-Wurmkomposter-aus-Keramik/p/101071244/category=0|WurmUp]] €279