Year	Season	Biomass
2001	Winter	132.58
2001	Spring	257.69
2001	Control	81.67
2002	Winter	203.33
2002	Spring	388.85
2002	Control	180.31
2003	Winter	205.17
2003	Spring	315.39
2003	Control	136.65
2004	Winter	223.58
2004	Spring	299.54
2004	Control	201.07
2005	Winter	332.84
2005	Spring	289.66
2005	Control	257.37