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Evaluation of Miscanthus Cultivars for Fecundity and Potential ...

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Population growth rate (λ)<br />

Population growth rate (λ)<br />

Reducing seed output has larger effects on the<br />

growth rate <strong>of</strong> short-lived species<br />

2.5<br />

2.0<br />

1.5<br />

1.0<br />

0.5<br />

0<br />

Short-lived species<br />

d e d<br />

e d<br />

d<br />

e d<br />

ca e<br />

d<br />

ca d<br />

ci p ca e<br />

s<br />

d<br />

a ci p ca e<br />

a s ci p<br />

a ci<br />

d<br />

ca<br />

a<br />

p ci e<br />

a p ca ci<br />

s<br />

p a e d<br />

ca p<br />

ci<br />

a ci e<br />

ca a<br />

p ci<br />

s<br />

p<br />

ca a<br />

e<br />

ci p<br />

a<br />

e p<br />

s<br />

ca<br />

s<br />

a d<br />

ci<br />

s<br />

s s s ca<br />

0 20 40 60 80 100<br />

2.5<br />

Long-lived species<br />

2.0 p<br />

m p<br />

m<br />

p p<br />

cl m p<br />

cl m<br />

p<br />

cl m p<br />

cl m<br />

p<br />

cl cl m p<br />

1.5<br />

cl m p<br />

m<br />

ce<br />

cy<br />

ce<br />

cy cy<br />

cl<br />

ce<br />

cy cy cl m<br />

a ce r a r cy<br />

a r a r cy ce cy cl<br />

a r ce a r ce a r cy<br />

ce<br />

a r a r a<br />

cy<br />

1.0<br />

r ce m<br />

r<br />

a cl p<br />

ce cy<br />

ce<br />

0.5<br />

0<br />

0 20 40 60 80 100<br />

Percent reduction in seed production or viability

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