BMC Ecology and Evolution

Table 2 Plasticity index (PI) of growth traits in the two ragweeds species across growth stages

From: The significance of biomass allocation to population growth of the invasive species Ambrosia artemisiifolia and Ambrosia trifida with different densities

Traits	A. artemisiifolia			A. trifida
Traits	SS	VS	BS	MS	SS	VS	BS	MS
Plant height	0.74^a	0.47^b	0.45^b	0.43^b	0.77^a	0.51^b	0.45^b	0.31^b
Branch number	0^d	0.60^a	0.54^b	0.48^c	0^d	0.58^a	0.49^b	0.43^c
RM	0.80^a	0.74^a	0.53^c	0.56^c	0.81^a	0.76^a	0.63^c	0.56^c
SM	0.98^a	0.91^a	0.74^b	0.80^b	0.98^a	0.91^a	0.84^b	0.81^b
LM	0.98^a	0.71^c	0.81^b	0.67^c	0.96^a	0.82^c	0.81^b	0.77^c

RM Root biomass, SM stem biomass, LM leaf biomass
Different lowercase letters indicate significant differences in PI across different population densities during the same growth stage (P < 0.05)

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ISSN: 2730-7182

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