Table 1 Attributes of photoselective filters used in previous research

Cinemoid Medium amber (No. 4) + Cinemoid Slate blue (No. 61)

0.75

–

Data were collected under sunlight in a greenhouse near solar noon

Hurdzan and Klein [38]

Cinemoid Primary green (No. 39)

–

–

Data were collected in a growth chamber with fluorescent lamps

Hilton et al. [46]

Green plastic film

0.69–0.83

–

Data were collected under sunlight in the field, no mention of time of day

Skálová and Krahulec [43]

LEE Filters, Dark green (No. 124)

0.04

–

Data were collected in a growth chamber with metal halide lamps

Gautier et al. [35]

LEE Filters, Peacock blue (No. 115)

0.04

–

Data were collected under sunlight in a greenhouse, no mention of time of day; Under high pressure sodium lamps, R:FR = 0.12, PPE = 0.62

Runkle and Heins [42]

LEE Filters, Soft green (No. 322)

0.10

–

Data were collected under sunlight in a greenhouse, no mention of time of day

Gautier et al. [47]

LEE Filters Pale green (No. 138)

0.70

–

Data were collected under sunlight in a greenhouse, no mention of time of day

Griffith and Sultan [37]

Rosco, Roscolux Surprise pink (No. 51)

0.58

–

Data were collected in a growth chamber with fluorescent and incandescent lamps

Linkosalo and Lechowicz [39]

Mitsubishi, blue polyethylene

0.66—0.70

–

Data were collected under sunlight in a greenhouse near solar noon

Petrella and Watkins [40] Studzinska et al. [44]