Experimental design plant-plant interaction experiment
Species pool Geranium pratense (G) – Leucanthemum vulgare (L) – Ranunculus acris (R) Geranium pratense (G) – Leucanthemum vulgare (L) – Ranunculus acris (R) Geranium pratense (G) – Leucanthemum vulgare (L) – Ranunculus acris (R) Geranium pratense (G) – Leucanthemum vulgare (L) – Ranunculus acris (R) Geranium pratense (G) – Leucanthemum vulgare (L) – Ranunculus acris (R) Geranium pratense (G) – Leucanthemum vulgare (L) – Ranunculus acris (R) Geranium pratense (G) – Leucanthemum vulgare (L) – Ranunculus acris (R)
Diversity levels G L R G + L G + R L + R G + L + R
Nr. of plants / microcosm 12 12 12 6 + 6 6 + 6 6 + 6 4 + 4 + 4
Nr. of microcosms 5 5 5 5 5 5 5
Herbivory treatment x2 x2 x2 x2 x2 x2 x2
Total Nr. of microcosms 10 10 10 10 10 10 10
1st Harvest after 7 weeks of growth 1st Harvest after 7 weeks of growth 1st Harvest after 7 weeks of growth 1st Harvest after 7 weeks of growth 1st Harvest after 7 weeks of growth 1st Harvest after 7 weeks of growth 1st Harvest after 7 weeks of growth 1st Harvest after 7 weeks of growth
Nr. of microcosms 5 5 5 5 5 5 5
Nr. of plants sampled/microcosm 1 1 1 1 + 1 1 + 1 1 + 1 1 + 1 + 1
Total Nr. of samples (shoot / root) 5 / 5 5 / 5 5 / 5 G: 5 / 5 L: 5 / 5 G: 5 / 5 R: 5 / 5 L: 5 / 5 R: 5 / 5 G: 5 / 5 L: 5 / 5 R: 5 / 5
2nd Harvest after 1 additional week of herbivory 2nd Harvest after 1 additional week of herbivory 2nd Harvest after 1 additional week of herbivory 2nd Harvest after 1 additional week of herbivory 2nd Harvest after 1 additional week of herbivory 2nd Harvest after 1 additional week of herbivory 2nd Harvest after 1 additional week of herbivory 2nd Harvest after 1 additional week of herbivory
Nr. of microcosms 5 5 5 5 5 5 5
Nr. of plants / microcosm (control / induced) 10/2 10/2 10/2 G: 4 / 2 L: 4 / 2 G: 4 / 2 R: 4 / 2 L: 4 / 2 R: 4 / 2 G: 2 / 2 L: 2 / 2 R: 2 / 2
Nr. of plants sampled/microcosm (control / induced) 1 / 1 1 / 1 1 / 1 G: 1 / 1 L: 1 / 1 G: 1 / 1 R: 1 / 1 L: 1 / 1 R: 1 / 1 G: 1 / 1 L: 1 / 1 R: 1 / 1
Total Nr. of samples (control / induced) 5 / 5 5 / 5 5 / 5 G: 5 / 5 L: 5 / 5 G: 5 / 5 R: 5 / 5 L: 5 / 5 R: 5 / 5 G: 5 / 5 L: 5 / 5 R: 5 / 5