Postharvest nitrogen application effect on ovule longevity of ‘cornice’ pear trees

References

• Callan , N.W. and Lombard , P.B. 1978 . Pollination effects on fruit and seed development in ‘Comice’ pear . J. Am. Soc. Hort. Sci. , 103 (4) : 496 – 500 .
   Web of Science ®Google Scholar
• Crisosto , C.H. , Vasilakakis , M. , Lombard , P.B. , Richardson , D.R. and Tetley , R. 1986 . Effect of ethylene inhibitors on fruit set, ovule longevity, and polyamine levels in ‘Cornice’ pear . Acta Hort. , 179 : 229 – 236 .
   Google Scholar
• Deng , X. , Weinbaum , S.A. , De Jong , T.M. and Muraoka , T.T. 1991 . Pistillate flower abortion in ‘Serr’ walnut associated with reduced carbohydrate and nitrogen concentrations in wood and xylem sap . J. Am. Soc. Hort. Sci. , 116 (2) : 291 – 296 .
   Web of Science ®Google Scholar
• Hill‐Cottingham , D.G. and Williams , R.R. 1967 . Effect of time of application of fertilizer nitrogen on growth, flower development and fruit set of ‘Maiden’ apple trees . J. Hort. Sci. , 42 : 319 – 338 .
   Google Scholar
• Jaumien , F. 1968 . The causes of poor bearing of pear trees of the variety ‘Doyenne du Cornice’ . Acta Agrobotanica , 21 : 75 – 106 .
   Google Scholar
• Khattab , M.M. , Stino , G.R. and Bakr , S.I. 1981 . Effect of autumn urea sprays on flowering and setting of ‘Leconte’ pear trees . Annu. Agric. Sci., Moshtohor , 15 : 265 – 271 .
   Google Scholar
• Lombard , P.B. , Westwood , M.N. and Thompson , M. 1971 . Effective pollination. The fact of life behind uniform pear cropping . Proc. Ore. Hort. Soc. , 67 : 31 – 36 .
   Google Scholar
• Lombard , P.B. , Callan , N.W. , Dennis , F.G. Jr. , Looney , N.E. , Martin , G.C. , Renquist , A.R. and Mielke , E. A. 1988 . Towards a standardized nomenclature, procedures, values, and units in determining fruit and nut tree yield performance . HortScience , 23 (5) : 813 – 817 .
   Web of Science ®Google Scholar
• Nicotra , A.C. , Camiano , C. , Moser , L. and Malagodi , G. 1977 . Effect of Cycocel spray on ‘Doyenne du Comice’ pear variety . Acta Hort. , 69 : 201 – 207 .
   Google Scholar
• Polito , V.S. and Pimienta , E. 1982 . A rapid and accurate fluorescence method using ovule whole mounts to assess fertilization in plants . Mikroskopie , 39 : 32 – 34 .
   PubMedGoogle Scholar
• Sanchez , E.E. , Righetti , T.L. , Sugar , D. and Lombard , P.B. 1990 . Response of ‘Cornice’ pear tree to a postharvest urea spray . J. Hort. Sci. , 65 (5) : 541 – 546 .
   Google Scholar
• SAS Institute . 1987 . SAS/STAT Guide for Professional Computers , 6th ed , Cary, NC : Statistical Analysis System Institute .
   Google Scholar
• Schuman , G.E. , Stanley , A.M. and Knudsen , D. 1973 . Automated total nitrogen analysis of soil and plant samples . Soil Sci. Soc. Am. Proc. , 37 : 480 – 481 .
   Web of Science ®Google Scholar
• Stephen , W.P. 1958 . Pear pollination studies in Oregon . Ore. Agric. Exp. Sta. Tech. Bull. , : 43
   Google Scholar
• Stösser , R. and Anvari , S.F. 1982 . On the senescence of ovule in cherries . Scientia Hort. , 16 : 28 – 29 .
   Web of Science ®Google Scholar
• Titus , J.S. and Kang , S.M. 1982 . Nitrogen metabolism, translocation, and recycling in apple trees . Hort. Rev. , 4 : 204 – 246 .
   Google Scholar
• van Zyl , H.J. and Strydom , D.K. 1982 . Some factors affecting fruit set of the ‘Packham's Triumph’ pear . Acta Hort. , 124 : 149 – 156 .
   Google Scholar
• Williams , R.R. 1965 . The effect of summer nitrogen applications on the quality of apple blossom . J. Hort. Sci. , 40 : 31 – 41 .
   Google Scholar
• Williams , R.R. 1966 . The effective pollination period for some apple and pear varieties . Rep. Long. Ashton Res. Sta. , 1965 : 136 – 138 .
   Google Scholar
• Ystaas , J. 1980 . “ Effect of nitrogen fertilization on yield and quality of ‘Molke’ pear ” . In Mineral Nutrition of Fruit Trees , Edited by: Atkinson , D. , Jackson , J.E. , Sharpies , R.O. and Waller , W.M. 287 – 228 . London, , UK : Butterworths .
   Google Scholar