PDC LESSON 4.6 SOIL – USE GROUNDCOVERS
PERMA COURSE AGRO-ECONOMY
PDC LESSON 4.6 SOIL – USE GROUNDCOVERS
Use Groundcovers
As a result, there are designs in Permaculture systems
that provide feedback loops that can be modified as needed. The best examples
of Permaculture can be found in the tropics, in the food forest garden. Living
mulches or ground covers are often used in Permaculture systems and these act
to give the ground a cover from the hot sun, maintain soil moisture and create
mulch. Ground covers also help keep weeds away. Creating and maintaining humus
is most important in a soil management program. It’s a constant process.
Compacted and poorly drained soil will lack the
microbial populations needed to process organic matter. It may just sit there
and not really break down.
This is where knowing how to make good compost becomes
so important.
A well-made compost will inoculate the soil with
organisms that will eventually lead to the decay of all organic matter.
Soil life in the form of micro-organisms such as
mycorrhizae, moulds, yeasts, and fungi are needed to start this break down
process. This is not unlike our own intestinal tracts where millions of
micro-organisms live within our gut.
Around 1 ½ kg worth for the average adult! These
micro-organisms are needed to break down the food we eat. Enzymes are a type of
protein that needs minerals to do the job of decomposition and they break down
complex compounds into simpler sugars. They are the first digesters of our
food, and so it is with soil. The soil is in fact the stomach for the plants.
All the ‘digestion’ of food occurs in the soil so that the plant’s feeder roots
can take its nourishment directly from the ‘stomach’, the soil. People, animals,
and soil all need enzymes, bacteria, moulds, and fungi to digest or bring about
decay or decomposition.
Life is brought forward into death to bring about
energy and renewed life. This truly is the dance of life.
Decay organisms need a pH range from 6-8. If your soil test comes up with a lower pH that means it is starving of organic matter.
ext from the roots, Elisabeth Ferkonia (Aus.) PDC studied with Bill Mollison,
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