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. 2018 Jun 14;3(6):6419–6426. doi: 10.1021/acsomega.8b00296

Table 2. δ15Nair Values for the Fertilizers Utilized in the Tomato Isotope Evaluation Experiments.

fertilizers δ15Nair
12-12-12a 11.8
bonemealb 4.2
bloodmealb 3.7
vermicompostb 6.6
Miracle Growa 18.1
Earth Juice Growb 18.6
Earth Juice Bloomb 5.0
a

Synthetic fertilizers.

b

Organic fertilizers.