Volume 4, Issue 4 (2009) | American Journal of Agricultural and Biological Sciences

Effect of Delaying Sporulation by Addition of Ammonium Sulphate on the Fermentation of Palm Kernal Cake Based Substrate by Aspergillus niger

K. H. Swe — 2009-12-31

American Journal of Agricultural and Biological Sciences, Published online: 31 December 2009; doi:10.3844/ajabssp.2009.262.265

Problem statement: Asexual sporulation is a common reproductive mode for a diverse group of fungi and the ultimate limiting factor in fungal biomass production. Approach: Delaying sporulation may incr...

Response of Root Properties to Tripartite Symbiosis between Lucerne (Medicago sativa L.), Rhizobia and Mycorrhiza Under Dry Organic Farming Conditions

M. R. Ardakani — 2009-12-31

American Journal of Agricultural and Biological Sciences, Published online: 31 December 2009; doi:10.3844/ajabssp.2009.266.277

Problem statement: It is generally considered that root turnover is a major contributor to organic matter and mineral nutrient cycles in organic managed agroecosystems. Approach: This study designed t...

Evaluation of Leaf Total Nitrogen Content for Nitrogen Management in a Malaysian Paddy Field by Using Soil Plant Analysis Development Chlorophyll Meter

A. Gholizadeh — 2009-12-31

American Journal of Agricultural and Biological Sciences, Published online: 31 December 2009; doi:10.3844/ajabssp.2009.278.282

Problem statement: Laboratory plant testing is usually time-consuming and high-costing. Hence, plant nutrient variability must be measured rapidly and the information made known to the farmers before ...

Assessment on the Effect of Formulative Materials on the Viability and Efficacy of Serratia marcescens-a Biocontrol Agent Against Fusarium oxysporum F. sp. cubense race 4

A. S. Y. Ting — 2009-12-31

American Journal of Agricultural and Biological Sciences, Published online: 31 December 2009; doi:10.3844/ajabssp.2009.283.288

Problem statement: Application of biocontrol agents to the field in pre-existing free-cell forms often results in poor cell viability which subsequently affects their efficacy in suppressing pathogen ...

Evaluation of Metarhizium anisopliae var. anisopliae (Deuteromycotina: Hyphomycete) Isolates and their Effects on Subterranean Termite Coptotermes curvignathus (Isoptera: Rhinotermitidae)

Pik-Kheng Hoe — 2009-12-31

American Journal of Agricultural and Biological Sciences, Published online: 31 December 2009; doi:10.3844/ajabssp.2009.289.297

Problem statement: Coptotermes curvignathus (Isoptera: Rhinotermitidae) is a common termite pest found in oil palm plantation planted on peat. Currently, the control methods focus on using insecticide...

Analysis of Sarawak Bario Rice Diversity Using Microsatellite Markers

S. C. Wong — 2009-12-31

American Journal of Agricultural and Biological Sciences, Published online: 31 December 2009; doi:10.3844/ajabssp.2009.298.304

Problem statement: There are numerous claims on varieties of Bario rice cultivars in Sarawak. Many of them might be synonyms or homonyms. This preliminary study was to differentiate Bario Rice cultiva...

The Determination of Optimal Crop Pattern with Aim of Reduction in Hazards of Environmental

Mahmoud Daneshvar Kakhki — 2009-12-31

American Journal of Agricultural and Biological Sciences, Published online: 31 December 2009; doi:10.3844/ajabssp.2009.305.310

Problem statement: The purpose of the study was to find the optimal cropping pattern, in Taybad, which maximizes the net return per water cubic meter and per fertilizer kilogram. Approach: A linear pr...

Physiological Response of Soybean (Glycine max) to Foliar Application of Methanol Under Different Soil Moistures

Farzad Paknejad — 2009-12-31

American Journal of Agricultural and Biological Sciences, Published online: 31 December 2009; doi:10.3844/ajabssp.2009.311.318

Problem statement: Many cultivated area are situated in arid zone, where crop photosynthesis and productivity has limited by drought. Thus any treatment, such as methanol, that improve plant water rel...

The Yellow Mealworm as a Novel Source of Protein

A. E. Ghaly — 2009-12-31

American Journal of Agricultural and Biological Sciences, Published online: 31 December 2009; doi:10.3844/ajabssp.2009.319.331

Problem statement: Yellow mealworms of different sizes (4.8-182.7 mg) were grown in a medium of wheat flour and brewer’s yeast (95:5 by weight) to evaluate their potential as a protein source. Appro...

Farmers' Perception about the Extension Services and Extension Workers: The Case of Organic Agriculture Extension Program by PROSHIKA

Md. Asaduzzaman Sarker — 2009-12-31

American Journal of Agricultural and Biological Sciences, Published online: 31 December 2009; doi:10.3844/ajabssp.2009.332.337

Problem statement: Need of agricultural information is the basic necessity for the farmers as it plays a pivotal role in enlightening them, raising their level of knowledge and eventually help in thei...