By John E. Jackson
Biology of Apples and Pears is a accomplished reference ebook on all features of pomology on the organ, tree and orchard point for researchers, scholars, fruit farmers and technical advisors. It describes the creation of fruit with reference to key advertisement elements, and below either temperate and tropical environmental conditions.
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Additional resources for Biology of apples and pears
In Fruit Breeding, Vol. . Tree and Tropical Fruits, ed. J. N. Moore, pp. –. New York: John Wiley and Sons. A. and Watkins, R. (). ). In Encyclopedia of Genetics, ed. R. Reeve, pp. –. London: Fitzroy Dearborn. , Watkins, R. A. (). The origin of the apple. Acta Horticulturae , –. Kajiura, I. (). Nashi ( Japanese pear). In Horticulture in Japan, ed. K. Konishi, S. Iwahori, H. Kitagawa and T. Yakuwa, pp. –. Tokyo: Asakura Publishing Co. Ltd. B. N. (). Pear rootstocks.
Boissieriana Buhse P. elata Rubtzov P. medvedevii Rubtzov P. korshinskyi Litv. P. pyraster Burgsd. P. communis L. ) P. -Cours. P. kotschyana Boiss. ex Decne. P. cossonnii Rehder Iran NW Iran, NE Turkey, S Russia South Central Asia (Afghanistan) P. heterophylla Regel & Schmalh. Pakistan, India, Nepal P. kumaoni Decne. P. variolosa Wall. ex G. Don P. wilhelmii C. Schneider EAST ASIAN P. ) Nakai P. pseudopashia Yu P. ussuriensis Maxim. China, Japan, Korea, Taiwan P. serotina Rehder NW China (Yunnan, Kweichow) Siberia, Manchuria, N China, P.
Communis ﬂowers typically have , usually white, petals, sepals and – stamens with red or purple anthers. The – carpels are completely united with each other and with the receptacle and there are ovules per locule giving a maximum seed number of . The – styles are free although closely constricted at the base. Cydonia ﬂowers have styles united at the base, carpels and numerous ovules per locule. The fruits of Pomoideae are pomes, commonly described as having a core with ﬂeshy pith within it and a cortex of ﬂesh outside the core line.
Biology of apples and pears by John E. Jackson