Environment

Year

Planting date

Burndown timingb (weeds∙m−2)

2 WBP

1 WBP

0 WAP

1 WAP

2 WAP

3 WAP

S1

2008

May 29

2004

2273

1089

1348

1506

1181

S2

2008

May 21

70

84

52

21

36

31

S3

2009

May 19

30

14

29

29

134

140

S4

2009

May 19

28

50

38

40

29

35

S5

2010

May 21

78

90

99

98

107

71

S6

2010

May 21

151

123

141

131

154

127