•  Bill Crabtree harvesting 2009 crop

  •  North America Study Tour 2010

  •  North America Study Tour 2010

  • China Tour 2013

     China-Vietnam Study Tour 2013

  •  China-Vietnam Study Tour 2013

  •  China-Vietnam Study Tour 2013

  •  China-Vietnam Study Tour 2013

  •  China-Vietnam Study Tour 2013

  •  Bill Crabtree in 2009 crop

  • James Crabtree

     The late James Crabtree (92) enjoying the fruits of our labour

  •  The 2011 crop year – our best so far

  •  The 2011 crop year – our best so far

  •  The 2011 crop year – our best so far

  •  The 2011 crop year – our best so far

  •  The 2011 crop year – our best so far

Welcome

South American Agricultural Study Tour

August 2016

with Bill Crabtree and Wayne Smith
European Study Tour 2015 advert

Search for Sustainability in Dryland Agriculture

Only 50 copies left!

Search for Sustainability in Dryland Agriculture book cover

Agricultural Study Tours to Australia

Come and see how we do it!

Boab tree at sunset

No-Till Courses

Two excellent courses run by Bill for farmer groups are Adopting No-tillage and Refining No-Tillage.

Bill wins 2009 McKell Medal

Tony Burke MP, Minister for Agriculture, Fisheries and Forestry presents Bill Crabtree with the 24th McKell Medal

FrankenFoodFacts: ‘Better Know a Farmer’, an interview with No-Till Guru Bill Crabtree

Published on November 12, 2015
An independent investigation into the validity of claims made by pro- and anti-GMO groups. Read the interview here.

No-till farming – an interview with Bill Crabtree

Published on Mar 31, 2014
Bill Crabtree, also known as "No-Till Bill," visited the International Institute for Environment and Development on 28 March to take part in a seminar focused on "No-till farming and the search for sustainability in dryland agriculture".

Definitions of no-till

  • multiple tillage – two or more tillages before seeding (this replaces the term ‘conventional tillage’)…
    Crabtree Agricultural Consulting
  • reduced tillage – one pass of full soil disturbance prior to seeding…
    Crabtree Agricultural Consulting
  • direct drilling – one pass seeding with a full-cut or greater than 20% topsoil disturbance…
    Crabtree Agricultural Consulting
  • no-tillage – knife point or disc seeding with 5–20% topsoil disturbance; and…
    Crabtree Agricultural Consulting
  • zero-tillage – disc seeding without soil throw (but note that some discs do throw soil).
    Crabtree Agricultural Consulting Crabtree 2010: Search for Sustainability, page 9.
Globally, Conservation Agriculture is defined as Zero Till – full residue retention, diverse crop rotations and minimal as possible soil disturbance.
Bill endorses this definition, however, diverse crop rotations are a real challenge in the very dryland farming areas of Western Australia.
At Crabtree Agricultural Consulting, we:

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