SWEENEY, Jon. Effect of gibberellic acid on cone crop of Picea glauca and prolonged diapause in Strobilomyia neanthracina. In Proceedings of the 5th Cone and Seed Insects Working Party Conference : September 1996, Monte Bondone, Italy, 1997, s. 141-148Error: read handle in (rep.epca.fmtISO690).fmtXDatabaze.