View Full Table | Close Full ViewTable 1.

Management and sampling dates by location, 2005 and 2006.

 
Winter wheat planting date Winter wheat seeding rate Tillage conducted before winter wheat Red clover sowing date Red clover seeding rate Winter wheat yield harvest Red clover sampling dates†
Year Field Soil texture Week 1 Week 3 Week 5 Week 7 Week 10 Week14
No. ha−1 × 106 No. ha−1 × 106
2005 BBS silt loam 14 Oct. 2004 3.9 Coulter cart/drill 5 Apr. 6.0 25 July 26 May 8 June 23 June 15 July 25 Aug. 27 Sept.
DSC loam 3 Oct. 2004 3.8 light discing 26 Mar. 7.5 21 July 19 May 5 June 21 June 6 July 24 Aug. 13 Oct.
DSF silt-sandy loam 2 Oct. 2004 3.4 light discing 25 Mar. 7.5 21 July 17 May 3 June 20 June 5 July 23 Aug. 22 Sept.
DVG silt-clay loam 13 Oct. 2004 4.2 no-till 6 Apr. 7.5 21 July 27 May 9 June 27 June 7 July 26 Aug. 10 Oct.
PJF loam-silt loam 11 Oct. 2004 3.5 no-till 13 Apr. 4.5 22 July 20 May 7 June 24 June 12 July 24 Aug. N/A
SFP silt loam 12 Oct. 2004 3.0 no-till 9 Apr. 4.5 23 July 25 May 7 June 22 June 11 July 25 Aug. 3 Oct.
2006 CTB silt loam 10 Oct. 2005 3.9 no-till 4 Apr. 5.4 18 July 15 May 31 May 15 June 29 June 18 Aug. 26 Sept.
CWR clay laom 6 Oct. 2005 3.7 no-till 30 Apr. 4.5 17 July 17 May 31 May 14 June 3 July 17 Aug. 21 Sept.
DHG sandy loam 7 Oct. 2005 4.0 no-till 9 Mar. 4.5 19 July 12 May 29 May 14 June 27 June 18 Aug. 3 Oct.
DHY silt loam 5 Oct. 2005 4.0 no-till 10 Mar. 4.5 17 July 10 May 29 May 13 June 27 June 19 Aug. 5 Oct.
DSH loam-silt loam 4 Oct. 2005 4.0 no-till 11 Mar. 6.4 24 July 16 May 30 May 12 June 28 June 21 Aug. 28 Sept.
PJF silt-clay loam 7 Oct. 2005 3.7 no-till 25 Mar. 7.4 18 July 15 May 26 May 9 June 26 June 21 Aug. 23 Sept.
Red clover sampling dates correspond with the following winter wheat Zadoks growth stage; Week 1, ZGS-30; Week 3, ZGS-50; Week 5, ZGS-65; Week 7, ZGS-80.



View Full Table | Close Full ViewTable 2.

Monthly precipitation by location, 2005 and 2006.

 
2005 locations 2006 locations
BBS DSC DSF DVG PJF SFP CTB CWR DSH DHG DHY PJF
mm
April 76 80 80 72 60 73 52 90 n/a 74 60 64
May 50 90 90 17 43 41 57 62 88 55 56 47
June 33 49 49 52 50 23 64 46 101 54 99 59
July 78 93 93 66 50 83 126 151 122 100 142 145
August 70 101 101 55 78 43 69 66 54 72 80 56
September 101 123 123 80 96 101 89 187 163 131 158 100
Total for period 409 536 536 342 376 362 456 602 441 486 599 471