Table 5 Result of phytotoxicity test.

From: Marine microalgae extracts as plant biostimulant to boost baby leaf lettuce production

Treatments

GI (%)

T1

100.00

b

T2

146.40

a

T3

128.20

ab

T4

97.70

b

T5

154.50

a

T6

118.90

ab

T7

114.70

ab

  1. T1: control; T2: N. gaditana 1:10; T3: N. gaditana 1:100; T4: N. gaditana 1:1000; T5: Porphyridium sp. 1:10; T6: Porphyridium sp. 1:100; T7: Porphyridium sp. 1:1000; GI: germination index. Different letters correspond to statistically significant differences for p < 0.05.