حسین یری ابرقویی
سودابه علی احمد کروری
پروین صالحی
بهنام حمزه

Thne WaS "kcted a plot apptOXlmately (,tHiO m2 In area to survey the ecophystOlogical 101d biochemical n'aSUIlS lor yellowing of man made stlxaul in Yazd. Then four bases, 'I ,ax,wl In three In:quency with green bilses comainmg Imu ethan 7(1'J ,ak kal and h\ 'h" faded baSt., \\llh 1110te than :\0'., ami less than 707[ safe leat and tWig, yellowed I",,,'s \\'nh 111('r,' than 711'; wilted alld yellowed leaf and twig and finally double ba,<'\ ,:0 n till I1lt1g ttesh, wilted and y<,lIowed leaf and twig were selected. All has", wete .isittd It1 1374. 1375 and 13ib. Sume :;amples of green Iwig in dIfferent hases '\i're selected aIs". s"me pmductJvity s!;l'!;I'ds of different bases W