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Effects Of Deterioration Parameters On Storage Of Maize: A Review, Rashid A. Suleiman Sep 2013

Effects Of Deterioration Parameters On Storage Of Maize: A Review, Rashid A. Suleiman

RASHID A SULEIMAN

Maize (Zea mays L), commonly known as corn in the United States, is the third most important cereal grain worldwide, after wheat and rice. It is a basic staple grain for large groups of people in Africa, Latin America, and Asia. In tropical countries, a large proportion of the maize is harvested and stored under humid and warm climatic conditions, which subsequently results in rapid deterioration of the grains, mainly because of growth of molds and pests. This study reviewed the main factors that lead to deterioration of maize in tropical countries and suggests ways of preventing the identified causes. …


Responses Of Sulfur, Nitrogen And Irrigation Water On Zea Mays Growth And Nutrients Uptake, Mohd Sofian Bin Azirun Jan 2011

Responses Of Sulfur, Nitrogen And Irrigation Water On Zea Mays Growth And Nutrients Uptake, Mohd Sofian Bin Azirun

Mohd Sofian Bin Azirun

Availability of both native and applied nutrients is one of the major constrains for plants growth in sandy calcareous soils. Elemental sulfur (S 0) is often applied to acidify calcareous soil which increases the availability of nutrients in soils. The present study was sought to examine the effect of S 0 combined with or without N under acidified (pH 6.5) and normal (pH >7.5) irrigation water on growth, apparent N-use efficiency (NUE) and uptake availability of nitrogen (N), phosphorus (P), sulfur (S), iron (Fe), zinc (Zn) and manganese (Mn) by corn plants grown in calcareous soils. Elemental S at rates …


Effects Of Elemental Sulfur, Phosphorus, Micronutrients And Paracoccus Versutus On Nutrient Availability Of Calcareous Soils, Mohd Sofian Bin Azirun Jan 2011

Effects Of Elemental Sulfur, Phosphorus, Micronutrients And Paracoccus Versutus On Nutrient Availability Of Calcareous Soils, Mohd Sofian Bin Azirun

Mohd Sofian Bin Azirun

This study was carried out in the laboratory to investigate the effects of elemental sulfur (S-0), Paracoccus versutus (Pv), phosphorus (P) and micronutrients (DTPA extractable Fe+Mn+Zn) both singly and combined on nutrient availability of calcareous soils. Soils were collected from Al Semaih, Al Dhahrah and Melaiha in United Arab Emirates (UAE) and all soils were incubated at 40 +/- 2(0)C for 32, 64, 96 and 128 days. Soil pH dropped and S concentration increased significantly with the addition of S-0 alone or in combination with Pv, P and micronutrients in all types of soils. Elemental S application considerably increased the …


Brazilian Free-Tailed Bats (Tadarida Brasiliensis) As Insect Pest Regulators In Transgenic And Conventional Cotton Crops, P. Federocp, T. G. Hallam, Gary F. Mccracken, S. T. Purucker, W. E. Grant, A. N. Correa-Sandoval, J. K. Westbrook, R. A. Medellin, C. J. Cleveland, C. G. Sansone, J. D. Lopez Jr., M. Betke, A. Moreno-Valdez, T. H. Kunz Jun 2008

Brazilian Free-Tailed Bats (Tadarida Brasiliensis) As Insect Pest Regulators In Transgenic And Conventional Cotton Crops, P. Federocp, T. G. Hallam, Gary F. Mccracken, S. T. Purucker, W. E. Grant, A. N. Correa-Sandoval, J. K. Westbrook, R. A. Medellin, C. J. Cleveland, C. G. Sansone, J. D. Lopez Jr., M. Betke, A. Moreno-Valdez, T. H. Kunz

Gary F. McCracken

During the past 12 000 years agricultural systems have transitioned from natural habitats to conventional agricultural regions and recently to large areas of genetically engineered (GE) croplands. This GE revolution occurred for cotton in a span of slightly more than a decade during which a switch occurred in major cotton production areas from growing 100% conventional cotton to an environment in which 95% transgenics are grown. Ecological interactions between GE targeted insects and other insectivorous insects have been investigated. However, the relationships between ecological functions (such as herbivory and ecosystem transport) and agronomic benefits of avian or mammalian insectivores in …