Combining technologies and concepts could improve processes in developing soil, health, and fertility.
Permaculture can be continually and infinitely expanded on the developments of systems and the combinations of systems.
I've
been recently reading up on the integration of black soldier fly
(Hermetia ilucens) and earthworms such as red wigglers (Eisenia fetida).
Referring back to the permaculture chicken, it is beneficial to
determine the necessities, habits, behaviors, intrinsic traits and so on
of the organism.
To integrate black soldier fly and worms
requires the same concept. After considering the process, it can become
clear what are the hurdles that need to be addressed to move out of the
limitation of the impossible, to the possible, experimentation and
trials and finally the reality.
Black Soldier Fly enjoy
temperatures of 90-94 degrees Fahrenheit while Eisenia fetida enjoy
temperatures ranging from 70-84 degrees for optimum health. Furthermore,
black soldier fly effluent attracts the female fly to lay eggs there. If
earthworms are to coexist in this environment, they have to endure the
temperature extremes. The liquid effluent from the soldier fly also
creates a dilemma if the worm castings are desired for garden beds.
These
limitations present the dynamic of what needs to be considered for this
integration to be successful, and there lies an answer (in the title).
Lets consider the life cycles of the black soldier fly.
Black
soldier fly can reduce food and manure by 95% within a day. Containers
are also created so that the soldier fly are self-harvesting as the
mature pupae search for ground to metamorph into the adult fly and
reproduce.
Since they are self-harvesting, black soldier fly can
feed themselves to a flock of chickens who will then form a package of
fertilizer for our earthworms to digest into rich castings. In the
picture below, the BSF bin can be placed next to the coop. It is missing
a ramp for the pupae to travel to their fatal death. Some can be saved
to ensure that the populations of Black Soldier Fly larvae remain
adequate for chicken feed or expansion.
There does lie another issue of the
chicken manure being too hot and the habit of chickens to eat insects
such as worms. This can be turned into a benefit and an opportunity.
Eisenia
fetida is preferred due to its nature of processing large amounts of
food. However, chicken manure is rich in nitrogen and will spark a
compost pile when added with water and carbon sources such as paper and
cardboard in a worm bin. Furthermore, we don't want our worm populations
to dwindle as open chicken feed.
To cure these ailments, we can
seperate the worm bin into seperate areas based on the temperature. One
region will be for hot activated compost, warm compost, and cool worm
castings. We then create a barrier between our chickens and the worms so
we can allow the worms to happily multiply and reproduce.
By
simply mapping the resources of each of these organisms we can move
toward potential systems that cater to the ecological and economic
success through permaculture. Although this does not entirely address
the integration of black soldier fly and earth worms, it can still be
separately integrated and complimented. Food sources such as duckweed
are separate from fish or animal sources since they can be diminished if
not readily available, endangered, or shifted from optimum conditions
(temperature, habitat, etc).
The effluent from black soldier can still
be utilized to enhance earthworm health and vitality. Collection bins
to absorb the black soldier fly effluent can be dumped into the
earthworm bin and digested. The barrier for the black soldier fly adult
is not the same as the earthworms. They are vulnerable to being prey for
the chicken helping to prevent the infiltration of Black Soldier Fly into the worm bin. This also can be
partnered during a season of the year when the black soldier fly is not
or cannot reproduce along its life cycle.
Other potentials exist
as well to create further possibilities. For example, the chickens can
be positioned above an aquaculture system where their manure will feed
bottom feeders who feed plants through an aquaponic system.
The
next evolution is to integrate these concepts within our social realm so
that the disciplines of ecology, economics and sociology are utilized
to create new potentials for solving world problems. The next post will
provide a framework to cure the social diseases of our society (such as
poverty and its associated ailments) by using these methods to create
the foundation of our well being.
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