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Table 9 Ranking of tree performance against estimated total cost of release treatments for the Pseudotsuga menziesii trial

From: Herbicide options for managing competitive vegetation during the establishment of Pinus radiata and Pseudotsuga menziesii var. menziesii in Southland, New Zealand

Volume loss (%) relative to weed-free control treatment Low cost
<$300
Med cost
$300–600
High cost
>$600
0    Weed-free control
1–20    
21–40 Winter glyphosate
CTH-Dec
Operational
CTH-Oct x2
 
>40 No control
Spot control 1
CTH-Oct
Spot control 2
CTH-Oct + winter glyphosate
Spot control 3
CTH-Dec x2