Rutherglen Long-term Agro-ecological Site

Details of LTAE experiments at Rutherglen.

	Location area: Rutherglen in NE Victoria
	SR1 (Stubble retention 1)	RGL6 (Rotation of grain Legumes)	PTD (permanent top-dressing)
Start date	1980	1977	1914
Treatments Rotations/ crop sequences	DDR, DDB, CCB (DD = direct drill, R = stubble retained, B = stubble burnt, CC= cultivation, 2 passes with scarifier) 2 year: cereal – grain legume (wht-fab) 3 year: canola, faba wheat (can-fab-wht) 5 year: subclover-grain crop (subclv-subclv-can-wht-bar)	DDB 1 year: continuous wheat (wht-wht) 1 year: continuous lupin (lup-lup) 2 year: phase replicationwheat – lupin lupin - wheat	Superphosphate 1. No fertiliser (control) 2. Superphosphate - 125 kg/ha every 2nd year 3. Superphosphate - 250 kg/ha every 2nd year 4. Superphosphate - 125 kg/ha every 2nd year + lime at 1.25 t/ha every 4th year from 1914-48. 5. Basic phosphate 125 kg/ha 6. Treatment 6 unclear possibly superphosphate with clover establishment (plots 1-5 on natural pasture) Permanent subclover pasture or native grass (control)
Replicates	8	4	1
Plot size	4.5 m x 20 m	2.4 m x 20 m	0.5 ha
No plots	56	32	6
Soil type	Dermosol	Dermosol	Chromosol