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1منشور في 1977“...Dept. of Scientific and Industrial Research],...”
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2منشور في 1962“...Dept. of Scientific and Industrial Research,...”
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3حسب Fullerton, R. A.“...Plant Diseases Division, Dept. of Scientific and Industrial Research,...”
منشور في 1977
وقائع المؤتمر كتاب -
4منشور في 1985“...Science Information Publishing Centre, Dept. of Scientific and Industrial Research,...”
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5منشور في 1985“...Science Information Publishing Centre, Dept. of Scientific and Industrial Research,...”
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6منشور في 1985“...Science Information Publishing Centre, Dept. of Scientific and Industrial Research,...”
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