Short term influnces of organic and inorganic fertilizers on nitarate content and squash production [electronic resource].
Language: English Summary language: Arabic Description: p.3253-3268Other title:- التأثير الزمنى القصير للأسمدة العضوية والمعدنية على محتوى النترات وانتاجية نبات الكوسة [Added title page title]
- Mansoura University journal of agricultural sciences, 2007 v. 32 (4) [electronic resource].
Includes reference.
A field experiment was conducted on a sandy soil for winter season 2004 at the AgricuKural Experimental Station, Kalapshoo. Dakahlia govemorate, to study the combined effects of different types of organic materials (Corn straw, FYM and Mix) with three levels of them i.e. without addition, 14 and 28 ton Ifed and three levels of mineral nitrogen fertilizers were used in this study i.e. without addition, 300 and 600 kg (NH.),SO.tfed. While potassium and phosphorus were added in two levels, P₁K₁=150 kg Ca (H₂PO₅)₂/fed + 50 kg K₂SO₄fed and P2K2=300 kg Ca (H₂PO₅)₂/fed + 100 kg K2SO,/fed on plant content of nitrate and crop productivity. The treatments were arranged in a split split split plot design. The results obtained were as follows: The individual and combined treatments of organic matter and inorganic fertilizers gave significant increase in shoot. root, yields and fruit of squash plant. Conceming individual traits, there was significant increase in dry weight of shoot. root and fruit with adding FYM at the harvest. Whereas with organic levels tt was noticeable that increase in dry weight of shoot. root and fruit with adding 28 ton/fed⁻¹ organic manure. With increasing nitrogen fertilizer till double recommended doses.
Summary in Arabic.
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