Metrosideros umbellata 29 claims

Claim · model-written summary

Metrosideros umbellata leaf formed 20.8% of the diet of a possum population sampled in autumn 2002 on Rakiura.

Taxon

Metrosideros umbellataMetrosideros umbellatae1

Organ / stage

leafe1

Interactor

possumse1herbivore

Outcome

diete1

Value

20.8%e1

Setting

Rakiura, New Zealande1

Verbatim

e1

“Metrosideros umbellata leaf formed 20.8% of the diet of a population of possums from Rakiura, New Zealand, sampled in autumn 2002”

Claim · model-written summary

One-year rata leaves formed 88.7% of the possum diet although they made up only 39.5% of leaf biomass on rata trees.

Taxon

M. umbellataMetrosideros umbellatae2

Organ / stage

leavese2

Outcome

diete2

Value

88.7 ± 3.9%e2

Verbatim

e2

“Of the M. umbellata component, alkane analyses showed that 1‐year leaves formed 88.7 ± 3.9% of the diet despite making up only 39.5 ± 2.2% of the leaf biomass on rata trees”

Claim · model-written summary

Foliar N, P and K concentrations of rata leaves declined significantly with leaf age.

Taxon

Metrosideros umbellataMetrosideros umbellatae1

Treatment

leaf agee3

Outcome

foliar concentrations of the macronutrients N, P and Ke3

Direction

declinede3

Verbatim

e1

“Metrosideros umbellata leaf formed 20.8% of the diet of a population of possums from Rakiura, New Zealand, sampled in autumn 2002”

e3

“The foliar concentrations of the macronutrients N, P and K all declined significantly with leaf age”

Claim · model-written summary

Lignin content of rata leaves did not measurably increase with leaf age.

Taxon

Metrosideros umbellataMetrosideros umbellatae1

Treatment

leaf agee4

Outcome

Lignin contente4

Direction

did not measurably increasee4

Verbatim

e1

“Metrosideros umbellata leaf formed 20.8% of the diet of a population of possums from Rakiura, New Zealand, sampled in autumn 2002”

e4

“Lignin content did not measurably increase with leaf age”

Claim · model-written summary

The alkane method discriminated accurately between one-year leaves and other age groups in simulations.

Taxon

Metrosideros umbellataMetrosideros umbellatae1

Outcome

accurately discriminatede5

Comparator

other age groupse5

Verbatim

e1

“Metrosideros umbellata leaf formed 20.8% of the diet of a population of possums from Rakiura, New Zealand, sampled in autumn 2002”

e5

“Simulations showed that the method accurately discriminated between 1‐year and other age groups but slightly overestimated the importance of rare components of the diet”

Claim · model-written summary

In simulations the alkane method slightly overestimated the importance of rare diet components.

Taxon

Metrosideros umbellataMetrosideros umbellatae1

Outcome

importance of rare components of the diete5

Direction

overestimatede5

Value

slightlye5

Verbatim

e1

“Metrosideros umbellata leaf formed 20.8% of the diet of a population of possums from Rakiura, New Zealand, sampled in autumn 2002”

e5

“Simulations showed that the method accurately discriminated between 1‐year and other age groups but slightly overestimated the importance of rare components of the diet”

Claim · model-written summary

Brushtail possums discriminate by leaf age when feeding on rata.

Taxon

Metrosideros umbellataMetrosideros umbellatae1

Treatment

leaf agee7

Interactor

possumse7herbivore

Outcome

discriminate by leaf agee7

Not reportedDirection

Verbatim

e1

“Metrosideros umbellata leaf formed 20.8% of the diet of a population of possums from Rakiura, New Zealand, sampled in autumn 2002”

e7

“This study provides the first quantitative evidence that possums discriminate by leaf age and that the resulting diet is enriched in macronutrients”

Claim · model-written summary

The possum diet is enriched in macronutrients compared with rata leaves overall.

Taxon

Metrosideros umbellataMetrosideros umbellatae1

Interactor

possumse7herbivore

Outcome

macronutrientse7

Direction

enrichede7

Verbatim

e1

“Metrosideros umbellata leaf formed 20.8% of the diet of a population of possums from Rakiura, New Zealand, sampled in autumn 2002”

e7

“This study provides the first quantitative evidence that possums discriminate by leaf age and that the resulting diet is enriched in macronutrients”

Claim · model-written summary

Nutrient supply did not affect photosynthetic capacity in Metrosideros umbellata.

Taxon

Metrosideros umbellataMetrosideros umbellatae0

Treatment

nutrient supplye0

Outcome

photosynthetic capacitye0

Direction

was not affectede0

Not reportedComparator

Verbatim

e0

“photosynthetic capacity of Metrosideros umbellata Cav. was not affected by nutrient supply”

Claim · model-written summary

Inhibitory effects of shade were likely uniform across the three tree species Griselinia littoralis, Metrosideros umbellata and Weinmannia racemosa.

Taxon

Griselinia littoralis , Metrosideros umbellata and Weinmannia racemosaGriselinia littoralisMetrosideros umbellataPterophylla racemosae5

Treatment

shadee4

Outcome

inhibitory effectse4

Not reportedDirection

Verbatim

e4

“Similar responses to shade that mimicked that in mature Carmichaelia stands suggested that inhibitory effects were likely to be uniform across the three tree species”

e5

“the three dominant tree species, Griselinia littoralis , Metrosideros umbellata and Weinmannia racemosa”