00454naa a2200145 a 450000100080000000500110000800800410001910000210006024501330008126000090021465000100022365000100023365000110024377300540025412791312024-09-23       1973    bl uuuu     u00u1 u    #d1 aCHRISTIANSEN, H.  aOn the anatomy of pollen grains of Picea and Pinusbstarch - comportments built into cytoplasmic mantles.h[electronic resource]  c1973  aPicea  aPinus  aPólen  tSilvae Geneticagv. 22, n. 5/6, p. 191-196, 1973.