Caratterizzazione al SEM del polline di alcune specie di Citrus L. e di generi affini in due livelli di ploidia (2x e 4x)

References

• Barrett , H. C. and Hutchison , D. J. 1978 . Spontaneous tetraploidy in apomictic seedlings of Citrus . Economic Botany , 32 : 27 – 45 .
   Web of Science ®Google Scholar
• Erdtmann , G. 1954 . An introduction to pollen analysis Edited by: Verdoorn , F. Waltham
   Google Scholar
• Fogle , H. W. 1977a . Identification of tree fruit species by pollen ultrastructure . J. Amer. Soc. Hort. Sci. , 102 ( 5 ) : 548 – 551 .
   Web of Science ®Google Scholar
• Fogle , H. W. 1977b . Identification of clones within four tree fruit species by pollen exine patterns . J. Amer. Soc. Hort. Sci. , 102 ( 5 ) : 552 – 560 .
   Web of Science ®Google Scholar
• Frost , H. B. and Soost , R. K. 1968 . “ Seed reproduction: development of gametes and embryos ” . In The Citrus Industry , Vol. 2 , 290 – 324 . Berkeley : Reuther, Batchelor & Webber .
   Google Scholar
• Geraci , G. , De Pasquale , F. and Tusa , N. 1976 . Incidenza della triploidia su alcune cultivar diploidi di mandarini e limoni . Riv. Ortoflorofrutt. It. , 2 : 157 – 163 .
   Google Scholar
• Herrero-Egaña , M. and Acerete , A. 1935 . Morfologia del pollen en el génera « Citrus » . Inst. Invest. Agron. , 1 : 11 – 31 .
   Google Scholar
• Hodgson , R. W. 1967 . “ Horticultural varieties of Citrus ” . In The Citrus Industry , Edited by: Reuther . Vol. 1 , 431 – 591 . Berkeley : Batchelor & Webber .
   Google Scholar
• Maas , J. L. 1977 . Pollen ultrastructure of strawberry and other smallfruit crops . J. Amer. Soc. Hort. Sci. , 102 ( 5 ) : 560 – 571 .
   Web of Science ®Google Scholar
• Mukherjee , S. K. and Cameron , J. W. 1958 . Tree size and chromosome number in a trial of tetraploid trifoliate orange as a citrus rootstock . Proc. Amer. Soc. Hort. Sci. , 72 : 267 – 272 .
   Google Scholar
• Nakamura , M. 1943 . Cytological and ecological studies on the genus Citrus with special reference to the occurrence of sterile pollen grains . Mem. Fac. Sci. Agr. Taihoku Univ. , 27 : 53 – 159 .
   Google Scholar
• Pereau-Leroy , R. 1950 . Observations sur le pollen des agrumes . Fruits Outre Mer , 5 : 290 – 293 .
   Google Scholar
• Roselli , G. 1977 . Osservazioni sulla scultura dell'esina del polline di alcune specie di frutto. 1 - Olivo . Riv. Ortoflorofrutt. It. , 3 : 157 – 163 .
   Google Scholar
• Russo , F. and Torrisi , M. 1951 . Il poliploidismo nei Citrus - Autopoliploidi ed allopoliploidi . Annali della Sperimentazione Agraria , 5 : 1041 – 1062 .
   Google Scholar