Generic sample from Medicago truncatula
Medicago truncatula
source: Root apexes; description: root smallRNAs 13-45nt 
development stage
Root tips (1-2cm)
specific growth conditions
Root tips (1-2 cm) were obtained from plants 10-12 days post-germination grown in sand:perlite pots disposed on a metal grid, with root tips growing in a rich SN/2 nutritive solution.
tissue
Root
cultivar
Jemalong A17