Authors: Oravec M1, Večeřová K1, Gargallo-Garriga A1,2,3, Sardans J2,3, Urban O1 Reviewers: Holub P1, Klem K4, Peñuelas J2,3 Measurement unit: molecules/ions (m/z); Measurement scale: leaf, branch, tissue, exudates, soil and air samples; Equipment costs: €€€; Running costs: €€; Installation effort: high; Maintenance effort: medium (services of instruments); Knowledge need:…
5.12 Reflectance assessment of plant physiological status
Author: Filella I1,2, Bjerke J W3 and Macias-Fauria M4 Reviewer: Peñuelas J1,2 Measurement unit: unitless; Measurement scale: leaf – canopy; Equipment costs: €€–€€€; Running costs: €; Installation effort: low; Maintenance effort: low; Knowledge need: medium; Measurement mode: manual and data logger Measurements of reflectance can be used not only…
5.13 Stable isotopes of water for inferring plant function
Authors: Goldsmith GR1, Marshall JD2, Barbeta A3, Lehmann MM4 Reviewer: Cernusak LA5 Measurable unit: ratio of heavy to light isotope in per mil (‰) relative to standard; Measurement scale: precipitation, soil, and/or plant tissue; Equipment costs: €€€; Running costs: €; Installation effort: medium; Maintenance effort: medium; Knowledge need: high;…
5.14 BVOCs emissions from plants and soils
Authors: Llusià J1,2, Filella I1,2, Sardans J1,2 Reviewer: Peñuelas J1,2 Measurement unit: µg g-1dm h-1, nmol m-2 s-1 or µg m-2 h-1 (GC-MS, PTR-MS); Measurement scale: site, plot, plant, leaf; Equipment costs: €€€; Running costs: €€€; Installation effort: high; Maintenance effort: high; Knowledge need: high; Measurement mode: manual Biogenic…
5.15 Water-use efficiency
Authors: Goldsmith GR1, Berry ZC1, Lehmann MM2 Reviewer: Cernusak LA3 Measurement unit: carbon assimilation per unit water loss (e.g. mmol CO2 mol-1 H2O); Measurement scale: plant tissues; Equipment costs: €€; Running costs: €; Installation effort: low; Maintenance effort: low to medium; Knowledge need: low to medium; Measurement mode: manual…
5.16 Leaf hydraulic vulnerability to dehydration
Authors: Scoffoni C1, Sack L2 Reviewer: Dickman LT3, Johnson DM4 Measurement unit: Kleaf in mmol m-2 s-1 MPa-1, and P50 in MPa; Measurement scale: leaf; Equipment costs: €€€; Running costs: €; Installation effort: low; Maintenance effort: low; Knowledge need: medium; Measurement mode: data logger A leaf hydraulic vulnerability curve…