دراسة التطور الجيني لثمار السدر Ziziphus Mill صنفي زيتوني و بمباي

Abstract EN

This paper is apart of asystematis study of the anatomical flowers and fruits Ziziphus Mill.

cvs.

Zaitoni and Bambawi.

The development o embryogensis of fruits of both cultivars started immediately after pollination and differences between developing and aborted carples were evident from the first week after pollination, the ovary in fruits of both cultivars started to develop in a similar pattern.

As there were no differen ces in developmental stage.

The phase of cell division continued up to the 12th and 14th week after fruit set the CVS.

Zaitoni and Bambawi respectively.

There after differences between the two cultivers became apparent during the phase of cell elargment which continued up to the stage of physiological maturity.

As the fruit reached the stage of ripening, seed development had stopped.