Fig. 3 Total seed yield (harvested plus shattered seeds) as a function of fraction of available water used (FAWU) at time of irrigation for six birdsfoot trefoil irrigation treatments in 1994, and two treatments in 1996. Symbols indicate: LS (
, 
, 
) and C (+, *, open plus sign) for 1994, 1995, and 1996, respectively. Symbols indicate: D30–F(50, 100) (
, •), and (
, 
); and D60–F (50, 100) (
, 
) and (
, 
) for 1994 and 1995, respectively. Broken line between two irrigation treatments in 1996 is for identification purposes and not for interpolation
