تأثير بعض أملاح الكالسيوم و طريقة إضافتها في القابلية الخزنية للعنب

الملخص EN

A study was conducted at the Department of Ilort., College of Agriculture, University of Baghdad during the seasons of 98-1999 and 99-2000 in which grape fruits Vitis vinifera L.

cv.

Halawani clusters were either sprayed (before two weeks of picking time) or dipped for 10 minutes with either CaCl2 or Ca(N03)2 solution at concentrations of (0 , 0.5 , 1%) .

Clusters were fumigated with SOz (1%) then stored in a perforated polyethylene bags (2 kg) in a cold storage on 0 + 1 C and 85-90% R.H.

Results indicated that dipping method significantly reduced berries weight loss to 1.03 and 2.80% at the end of the storage period (90 days) for both seasons , respectively.

This method also , significantly reduced berries drop to 1.89%, decay to 4.69%, but it increased the Ca content of berries to 0.075% at the end of the second season.

Increased Ca concentration to 1% significantly dec reased weight loss to 1.14 and 1.98% for both seasons, but it decreased berries drop to 1.75% and decay to 8.59% for the second season.