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Grains Research & Development Corporation

Current Tenders

CALL FOR TENDER - Exploiting the biological potential of cropping soils - Closing 15 February 2010


The Grains Research & Development Corporation (GRDC) is calling for multi-stage tenders that assist in harnessing some of the biological potential inherent in cropping soils.

Tenders are called for in four theme areas:

1. Monitoring soil quality for better decision making;

2. Management systems for enhanced nutrient availability (incorporating rhizosphere);

3. Suppressive soils: traits & transferability;

4. Education and Training (incorporating building research capacity)

Full documentation, including specifi c selection criteria, is available below.

Tenders must be submitted using this form by 1700 EDST on Monday, 15 February 2010.

Any questions in relation to the tender should be directed to Gabrielle Bush on 02 6166 4500
or email

Tender FAQ
Q1. (Added 21/12/2009) Regarding monitoring of soil: are their specific measures that you are considering or find to be necessary to monitor as part of your EOI?

A1. The range of measures likely to be useful as part of this initiative are:

Biology Measures:
• Potentially mineralisable nitrogen
• Organic C
• Soil microbial biomass
• Disease rating
• Microbial activity

Plant Perfomance Measures:
• Actual vs Historical Yield
• Yield

Physical:
• Soil texture
• Surface bulk density
• Compaction
• Available water
• Modulus of rupture

Chemical:
• pH (water and CaCl)
• Electrical conductivity
• CEC
• Non-wetting
• Major nutrients (NPKS)

This list is a guide only and is not all inclusive.



Tender Documents: