The effect of different concentrations of growth retardant "Dextril" (C11 H18Cl2O7P) on tomato (Solanum lycopersicum c.v Huda F1) seedlings quality was studied, at the Agriculture Faculty of Alexandria - Egypt, on 2010. Tomato seedlings were sprayed when the second true leaf was...
Open access
Research Article10.9734/IJPSS/2014/8562
Aim: The current study investigated effect of soil amendments; lime (L), manure (FYM) and minjingu phosphate rock (PR) added to soils on soil microbial biomass carbon and nitrogen (SMB-C and SMB-N), available soil nitrogen (N), crop N uptake and grain yields of two maize hybrids...
Open access
Research Article10.9734/IJPSS/2014/7817
This study was carried out to assess the variation in nitrification inhibition (NI) activity of neem leaves obtained from trees growing in same agroclimate. The study was accomplished in the year 2012, in Lucknow city of Uttar Pradesh State of India. Dried leaves of four neem tre...
Open access
Research Article10.9734/IJPSS/2014/8518
This study was conducted to investigate the effects of cropping sequence and Minjingu Phosphate Rock (MPR) on soil phosphorus (P) availability and yield of selected vegetable crops. The study involved a researcher managed on farm field experiment conducted in Mbeya, Tanzania usin...
Open access
Research Article10.9734/IJPSS/2014/7780
Four Mango (Mangifera indica L.) cultivars: ‘Ewais’, ‘Sidik’, ‘Fajrikalan’ and ‘Zebda’ were investigated to study the electrical conductivity as a tool for determining damage index of mango cultivars and their relationship with the index of injury (Id), the Relative Water Content...
Open access
Research Article10.9734/IJPSS/2014/8200
The aim of this study was to establish the nutrient release potential of different organic materials and assess their role in integrated soil fertility management for coffee using the new coffee yield model SAFERNAC. It involved an incubation experiment conducted at TaCRI Lyamung...
Open access
Research Article10.9734/IJPSS/2014/6943
Aims: Today, the use of nanoparticles has been studied in various fields of science. One of the sectors that is perhaps less dealt with is the physiology of medicinal plants. The present study is aimed at investigating the phytotoxicity or beneficial effects of titanium dioxide (...
Open access
Research Article10.9734/IJPSS/2014/7641
The aim of this study was to develop a simple and quantitative system for coffee yield estimation and nutrient input advice, so as to address the problem of declining annual coffee production in Tanzania (particularly in its Northern coffee zone), which is related to declining so...
Open access
Research Article10.9734/IJPSS/2014/6883
On average Malawi is losing of 40 kg N ha-1 and 6.6 kg P ha-1 annually. Additionally, nutrient use efficiency (NUE) is low as a result of declining levels of soil organic matter (SOM) and associated deficiencies of other macro and micronutrients. This is usually below 20 kg maize...
Open access
Research Article10.9734/IJPSS/2014/6489
Impact of environmental factors (temperature and relative humidity) on phenology and reproductive biology of a medicinal plant Sida cordifolia L. growing at district Agra was studied. The study revealed that phenological events (leaf fall, leaf renewal, flowering and fruiting) va...
Open access
Research Article10.9734/IJPSS/2014/6119