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Insecticidal activities of certain minor nutrients against the larvae of the egyptian cotton leafworm, spodoptera littoraus (boisd.) noctuidae: lepidoptera [electronic resource].

By:

Abdel-Rahim, Elham F. M

Contributor(s):

Matar, A. M

Language: English Summary language: Arabic Description: P. 1055-1068Other title:

الانشطة الابادية لبعض العناصر الصغرى ضد العمر اليرقى لدودة ورقة القطن الكبرى.‪ [Added title page title]

Uniform titles:

Egyptian journal of agricultural research, 2010 v. 88 (4) [electronic resource].

Subject(s):

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Full Text Article.

In: Egyptian Journal of Agricultural Research 2010.v.88(4)Summary: The insecticidal effects of four micro- nutrients, Iron (Fe+++), Copper (Cu++), Manganese (Mn++) and Zinc (Zn++) against the second and fourth Instar larvae of S. littorals was evaluated In laboratory tests. Larvae were fed for 48h on castor leaves Ricinus communis dipped in a soiutlon of each eiement at different concentrations .Copper(Cu)was the most toxic nutrient against the second and fourth instar larvae( LCso value were 330 and 500 ppm, respectively).

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The insecticidal effects of four micro- nutrients, Iron (Fe+++), Copper (Cu++), Manganese (Mn++) and Zinc (Zn++) against the second and fourth Instar larvae of S. littorals was evaluated In laboratory tests. Larvae were fed for 48h on castor leaves Ricinus communis dipped in a soiutlon of each eiement at different concentrations .Copper(Cu)was the most toxic nutrient against the second and fourth instar larvae( LCso value were 330 and 500 ppm, respectively).

Summary in Arabic.

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