REFERENCES
- Buszard , D. and Schwabe , W.W. 1995 . Effect of previous crop load on stigmatic morphology of apple flowers . J. Amer. Soc. Hort. Sci. , 120 ( 4 ) : 566 – 570 .
- Cresti , M. , Ciampolini , F. and Sansavini , S. 1985 . Caratteristiche morfologiche dello stigma di alcune piante da frutto . Riv. Ortoflorofrutt. It. , 69 : 49 – 62 .
- Egea , J. and Burgos , L. 1992 . Effective pollination period as related to stigma receptivity in apricot . Sci. Hort. , 52 ( 1–2 ) : 77 – 83 .
- Herrero , M. and Arbeola , A. 1989 . Influence of the pistil on pollen tube kinetics in peach (Prunus persica) . Amer. J. Bot. , 76 ( 10 ) : 1441 – 1447 .
- Heslop-Harrison , Y. 1981 . Stigma characteristics and angiosperm taxonomy . N.J.Bot. , 1 : 401 – 420 .
- Heslop-Harrison , Y. and Shivanna , K.R. 1977 . The receptive surface of the angiosperm stigma . Ann. Bot. , 41 : 1233 – 1258 .
- Jeffree , C.E. and Read , N.D. 1991 . “ Ambient and low-temperature scanning electron microscopy ” . In Electron Microscopy of Plant Cells , Edited by: Hall , I.L. and Hawes , C. 313 – 413 . New York : Academic Press . In
- Kerhoas , C. , Knox , R.B. and Dumas , C. 1983 . Specificity of the callose response in stigmas of Brassica . Ann. Bot. , 52 : 597 – 602 .
- Luu , D.T. , Heizmann , P. and Dumas , C. 1997 . Pollen-stigma adhesion in kale is not dependent on the self-(in)compatibility genotype . Plant Physiol. , 115 : 1221 – 1230 .
- Ponzi , R. and Pizzolongo , P. 1989 . Scanning and light microscopic observations on the stigma of Prunus avium L. . J. Submicrosc. Cytol. Pathol. , 21 ( 1 ) : 157 – 162 .
- Roggen , H.P. 1972 . Scanning electron microscopical observations on compatible and incompatible pollen-stigma interections in Brassica . Euphytica , 21 : 1 – 10 .
- Viti , R. and Scalabrelli , G. 1988 . Influenza delle condizioni climatiche invernali sulla sporogenesi in due cultivar di albicocco . Frutticoltura , 6 : 88 – 91 .