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Resistance of some Egyptian barley genotypes to leaf rust caused by Puccinia hordei Otth [electronic resource].

By:

Mostafa, Nabila. A

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Language: engara Description: p.6915-6930Other title:

مقاومة بعض التراكيب الوراثية لمرض صدأ الاوراق فى الشعير المتسبب عن الفطر بكسينيا هورديياى [Added title page title]

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Mansoura university journal of agricultural sciences, 2009 v. 34 (6) Part B [electronic resource].

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In: Mansoura University Journal of Agricultural Sciences 2009.v.34(6)Part-BSummary: One hundred and twenty barley lines as well as three commercial cultivars belonging to the Egyptian breeding program ( A , B , 0 & E trials) were tested for resistance to barley leaf rust (Puceinia hordei otth.) at seedling stage and at adun stage in 2005i2006 season. Under green-house conditions, a total of 55 lines showed resistant response ( low infection type). These lines comprise 45.83 %, comparing with the check commercial varieties which were susceptible (high infection types). Of these lines, 20 were highlyresistant. At adun stage. the evaluation was carried out at four locations differed in climatic conditions i.e.

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One hundred and twenty barley lines as well as three commercial cultivars belonging to the Egyptian breeding program ( A , B , 0 & E trials) were tested for resistance to barley leaf rust (Puceinia hordei otth.) at seedling stage and at adun stage in 2005i2006 season. Under green-house conditions, a total of 55 lines showed resistant response ( low infection type). These lines comprise 45.83 %, comparing with the check commercial varieties which were susceptible (high infection types). Of these lines, 20 were highlyresistant. At adun stage. the evaluation was carried out at four locations differed in climatic conditions i.e.

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