Trial on plant density which started in 1990 has revealed that in clonal tea, yield significantly increased with decrease in plant population density (ppd), with the highest ppd showing significantly lower yield than all the other ppd. However, this effect was opposite when the t...
Open access
Research Article10.9734/IJPSS/2016/24680
The years of intensive tillage in many countries, including Cambodia have caused significant decline in agriculture’s natural resources that could threaten the future of agricultural production and sustainability worldwide. Long-term tillage system and site-specific crop manageme...
Open access
Research Article10.9734/IJPSS/2016/25339
The effect of eco-physiological differences in two sites on growth and development of Leucaena was assessed. A 2-factor (provenance-site) experiment in a completely randomized design with three (3) replications was set up. Pot and field experiments were used to assess growth and...
Open access
Research Article10.9734/IJPSS/2016/24307
Over the past few decades, research in agricultural microbiology has highlighted the efficacy of plant growth promoting rhizobacteria (PGPR) in inducing seedling emergence, promoting the increase in plant height, weight and overall crop yield. A number of microbial isolates have...
Open access
Research Article10.9734/IJPSS/2016/24573
Two field experiments were carried out during two successive seasons of 2012/2013 and 2013/2014 in a sandy soil at a private Sector Farm in El-Khatatba region, Minofia Governorate, Egypt to study the effect of some fertilization treatments (organic and biofertilizers) in presence...
Open access
Research Article10.9734/IJPSS/2016/25514
Plant growth regulators play important roles in plant growth and development, but little is known about the roles of plant growth regulators in yield components and seed qualities of soybean. In this study, salicylic acid, gibberellic acid (GA3), kinetin and distilled water (cont...
Open access
Research Article10.9734/IJPSS/2016/25981
Lead (Pb) is ubiquitous pollutant in environment which causes many toxic effects, at high and low dose, Lead makes disruptions at all plants by reduction its growth and development of aerial parts and roots, however in Coriandrum the mechanism it not well known. In this study, as...
Open access
Research Article10.9734/IJPSS/2016/18589
Anatomical, proximate, vitamin and mineral studies were carried out on the leaf, petiole, stem and root of Piper guineense using standard techniques. Analysis of Variance (ANOVA) was employed for data analysis. Anatomical result revealed similar features in their epidermis and co...
Open access
Research Article10.9734/IJPSS/2016/25385
Evapotranspiration is a critical component in the hydrological cycle, water resources management and climate studies especially in arid and semi-arid regions. This paper aimed at producing a simplified and applicable procedure for estimating spatial distributed daily actual evapo...
Open access
Research Article10.9734/IJPSS/2016/24674
This study was carried out to investigate the effect of refined petroleum products (diesel and gasoline, RPPs) on Sacciolepis africana (Hubb and Snowden). The parameters measured include number of leaves, plant height, biomass production, chlorophyll content index, leaf area and...
Open access
Research Article10.9734/IJPSS/2016/24503
The aim of this research was to study the physical characteristics and the status of micronutrients in floodplain soils of Mayo-Gwoi in Taraba state, Nigeria. A detailed soil survey was conducted at the Mayo-Gwoi floodplain using rigid grid approach. Observations were made at 100...
Open access
Research Article10.9734/IJPSS/2016/25777
H. Ramírez, M. G. Zavala-Ramírez, A. Sánchez-López, P. Aguilar-Zárate, N. Cristobal-Aguilar, R. Rodríguez-García, D. Jasso-Cantú, A. Zermeño-González, J. A. Villarreal-Quintanilla & A. López-Fabian·International Journal of Plant & Soil Science·2016
Aims: Greenhouse contemporaneous horticulture demands a permanent use of new technologies directed to improve yield and fruit quality. Although, the use of bioregulators has made an important contribution to agriculture by increasing yield in vegetable and fruit crops grown under...
Open access
Research Article10.9734/IJPSS/2016/25682
Wadi Kerak catchment, located in southern Jordan, covers an area of 191 km². It is characterized by high soil erosion rates due to recurrent intense rainfall events and possibly climatic change, land use/land cover changes since the 1950s, and the dependence of people across the...
Open access
Research Article10.9734/IJPSS/2016/25321
Aim: Incubation experiment was conducted to determine nutrient release patterns of tithonia compost and poultry manure in three dominant soils in the southern Guinea savanna, Nigeria. Study Design: Complete randomized design replicated three times. Methodology: Two- kilogram surf...
Open access
Research Article10.9734/IJPSS/2016/25828
Inherent low soil nitrogen (N) and phosphorus (P) is one of the major hindrances of increased soybean productivity in Malawian soils. Although, inoculation of legumes with rhizobia, has been advocated for decades as a way of boosting leguminous crops’ productivity through biologi...
Open access
Research Article10.9734/IJPSS/2016/24905