17 results for “seed and fertilizer”

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Research ArticleOpen accessIn the abstractEffect of Complete Micro Nutrient Fertilizer Application on Soybean Yield and Yield ComponentsFarimah Ghannadi Behrouzi, Sardar Germchi, Mehrdad YarniaIn last decades, sever population growth cause to enormous problems in developing countries. One of the effective factors in improving of quantity and quality of agricultural products is optimal application of chemical fertilizers. Hence, any research in this field can be an effective step to decrease production costs and increase productivity. In order to evaluation effects of complete micro nutrient … …American Journal of Agricultural and Biological Sciences, Vol. 7, Issue 4 · 5 Oct 2012 · 8,127 accessesView PDF Cite

Research ArticleOpen accessIn the abstractEvaluation the Effects of Biological Fertilizer on Physiological Characteristic and Yield and its Components of Corn (Zea mays L.) Under Drought StressBarmak Jafari Haghighi, Zeynab Yarmahmodi, Omid AlizadehProblem statement: This experiment was carried out for study the effects of chemical and biological fertilizers and interaction between them on some physiological characteristic and yield and its components of seed corn in two different irrigation. Approach: The experiment was conducted in a split plot factorial with completely randomized block design using four replications. Sub plots consisted of combined application … …American Journal of Agricultural and Biological Sciences, Vol. 5, Issue 2 · 30 Jun 2010 · 8,484 accessesView PDF Cite

Research ArticleOpen accessIn the abstractEffect of Potassium Levels on Antioxidant Enzymes and Malondialdehyde Content under Drought Stress in Sunflower (Helianthus annuus L.)H. Soleimanzadeh, D. Habibi, M.R. Ardakani et al.Problem Statement: Drought stress as a major adverse factor can lower leaf water potential, leading to reduced turgor and some other responses and ultimately lower crop productivity in arid and semi arid zones. Sunflower is one of the main oil seed crops in Iran, where drought stress is the most limiting factor. Drought stress tolerance requires the activation of complex … …American Journal of Agricultural and Biological Sciences, Vol. 5, Issue 1 · 31 Mar 2010 · 10,779 accessesView PDF Cite

Research ArticleOpen accessIn the abstractResidual Influence of Early Season Crop Fertilization and Cropping System on Growth and Yield of CassavaE. A. Makinde, O. T. AyoolaProblem Statement: In assessing fertilizer effects to sustain an intensive cropping system, the residual effects of fertilizer applied to preceding maize on the growth and yield of cassava and the effects of intercropping with soybean were studied in field experiments at Ibadan, Nigeria. Approach: Maize, established in April was fertilized using either organic manure or inorganic fertilizer or a mixture … …American Journal of Agricultural and Biological Sciences, Vol. 3, Issue 4 · 31 Dec 2008 · 7,967 accessesView PDF Cite

Research ArticleOpen accessIn the abstractNew Role of Sulfuric Acid In Production of Multicomponent Fertilizers From Renewable SourcesHelena Górecka, Henryk Górecki, Katarzyna Chojnacka et al.The paper discusses the possibility of using renewable sources: slaughter wastes and wood ashes in the production of NPK fertilizers. The content of macronutrients, micronutrients and toxic elements in these materials was reported. In the present work, poultry feathers were used as fertilizer source of nitrogen, animal bones as the source of phosphorus and wood ash as the source of … …American Journal of Agricultural and Biological Sciences, Vol. 2, Issue 4 · 31 Dec 2007 · 8,374 accessesView PDF Cite

Research ArticleOpen accessIn the abstractSugar Beet Performance Affected by Uniformity of N FertigationH. Nouri, M. S.M. Amin, S. J. Razavi et al.In common with the majority of crop species, in sugar beet nutrition nitrogen is an important element due to its role in sucrose utilization and plant growth. Application of precision agriculture, in order to apply the right amount of input at the right time in the right area, is appropriate to decrease chemical use and increase plant growth. Problem statement: … …American Journal of Applied Sciences, Vol. 7, Issue 3 · 31 Mar 2010 · 7,931 accessesView PDF Cite

Research ArticleOpen accessAll words, across the recordThe Influence of Mineral Fertilizers on the Chemical Composition of Verdurous Masses of Forder CropsNurali S. Nurgaliyev, Serik Z. Bekzhanov, Ibadulla A. Tautenov et al.This article presents the results of sorghum and pearl millet studies conducted in order to develop the technology of their cultivation as a new forage crops for livestock in arid areas of Kazakhstan. The article presents data on the effect of seeding rates and term of sowing on seeds germination and survival of plants and a crop of verdurous masses … …American Journal of Agricultural and Biological Sciences, Vol. 10, Issue 3 · 30 Sep 2015 · 7,489 accessesView PDF Cite