Table 3 Effect of maturity level of explants for three families of Korean pine on embryogenic callus induction

From: Selection of culture conditions for callus induction and proliferation by somatic embryogenesis of Pinus koraiensis

Collection date Average induction percentage of embryogenic callus (%)
WH57 WH59 WH35
July 1 1.08 ± 0.29 aC 1.33 ± 0.31 aB 1.67 ± 0.23 aA
July 7 0.75 ± 0.18 bC 1.00 ± 0.11 bB 1.20 ± 0.16 bA
  1. Different letters in the same column indicate significant difference among maturity (collection date) of a particular clone at α = 0.05; different capital letters in the same row indicate significant difference among families at α = 0.05