Composting manure

 

Forms

Solid

Liquid

Solid

Site selection

The area needs to be well drained

Under shade

Protect from wind, sun and running water

Equipment

Four pits

1 x 2 metres and 15 cm deep. Can be built up to any height

Ensure that the bottom of the pit soil is loosened to ensure good contact between composting material and organisms

Method

Run four pits

Pit 1

Preparation

Vital to get the initial mixture right working to a carbon/nitrogen ratio of 30:1

Ensure all plastic materials are removed from anything going into the compost heap

Move pit 1 contents to pit 2(once system in progress)

Place the following layers onto the loosened soil

Hard plant materials maize corn stalks

Green grass materials

Soil plus ash (to neutralize acid in faeces)

Dry grass waste animal bedding

Animal manure and animal feed wastes

Green grass materials

Soil plus ash

Repeat the next day for the next month.

After making each days compost cover heap with grass to stop drying

Pit 2

Maturation

After one month move pit 2 contents to pit 3

Fill pit 2 with the contents of pit 1

Add water to the pit

Cover with grasses

Pit 3

Aeration

After one month move pit 2 contents to pit 3

Each day turn pit 3 and add water each day.

Cover with grasses to stop compost drying out

Pit 4

Storage

After one month move pit 3 contents to pit 4

Pit 4 is a storage pit. Prepare the solid compost for use or sale.

Note

If you have large amounts of faeces the compost piles may have to work once a weekly rather than monthly.

Initial layers

Covering

Soil

Manure

Water

Dry grass

Soil/ash

Green Grass

Covering

Repeat

Liquid

Method

Obtain a large water container cleaned drum

Liquid manure will be made with a ratio of 3:1 water to faeces

Place manure into a sisal sac

Tie the sac top with a rope

Suspend the sisal sack in a container full of water

Leave for 2 weeks

Prepare liquid manure for use or sale

Uses

Solid

For all crops. Ideally place before crops grown

Very useful for Banana crops

Liquid

Apply to fruit crops at the roots. Do not apply to the leaves

Ideal for tomatoes, peppers etc

Ideal for restricted environments ie pots or plastic bags