order of words

[sergtab]

Please tell me, which sentence is more correct? Thank you!

1) The identification of collected material was conducted in the Laboratory of plant parasitology with dichotomous and polychotomous keys.

2) The identification of collected material was conducted with dichotomous and polychotomous keys in the Laboratory of plant parasitology.

[RonBee]

I would feel more comfortable with the first one, but maybe that is because I don't know what dichotomous and polychotomous keys are.