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عرض 9251 - 9260 من 10069
# العنوان القسم سنة البحث
9251 Effect of different sucrose and amino acids concentration on longevity, maturity and reproductivity of the cowpea aphid, Aphis craccivora Koch قسم وقاية النبات 1977
9252 Effect of omission of certain amino acids from a holidic complete diet on the development of the cowpea aphid, Aphis craccivora Koch. Proc قسم وقاية النبات 1977
9253 Effect of omission of certain amino acids from a holidic complete diet on the development of the cowpea aphid, Aphis craccivora Koch. Proc قسم وقاية النبات 1977
9254 Effect of single amino acids on the acceptability to sucrose solution by the cowpea aphid, Aphis craccivora Koch قسم وقاية النبات 1977
9255 Effect of single amino acids on the acceptability to sucrose solution by the cowpea aphid, Aphis craccivora Koch قسم وقاية النبات 1977
9256 Effect of some agricultural practices on stalk-rot incidence and yield of maize. I- Irrigation and nitrogen fertilization. قسم المحاصيل 1977
9257 Effect of some biological active compounds on the growth of honeybee male's reproductive system. Naotshny Trudy OCKA, Teo قسم وقاية النبات 1977
9258 Effect of the surface colour on the a lighting of certain Aphid species قسم وقاية النبات 1977
9259 Effect of the surface colour on the a lighting of certain Aphid species قسم وقاية النبات 1977
9260 Effect of wells. Drains and Nile waters on the soil and plant composition in Egypt. قسم الاراضى والمياه 1977