Among agricultural soil amendment that can enhance crop productivity and soil
sustainability is biochar. Hence, two‐year field experiments were conducted on a sandy …

Use of biochar (B) and poultry manure (PM) as soil amendments can improve the
productivity and sustainability of tropical agriculture. Our fieldwork is the first research on the …

Tillage and use of organic manure are important agronomic practices that sustain high crop
and soil productivity. Hence, a three-year (2007 to 2009) study was conducted to evaluate …

Growth and yield response of sweet maize (Zea mays L. saccharata Strut.) to rates of poultry
manure (PM) and NPK 20-10-10 fertilizer was studied under field condition in 2010 late …

Field experiment was conducted at Akwa Ibom State University teaching and research farm
during the 2020 and 2021 cropping seasons to evaluate the growth and yield of cocoyam on …

Field experiments were conducted for two consecutive years to evaluate the influence of
cow dung and rice husk application rates on soil chemical properties and nutrient …

Most of the soils in the tropics are known to be poor in fertility status and poor resource
farmers do not often have the finance to procure adequate fertilizers needed for their crop …

An experiment was carried out at the ICAR-KVK Research farm, HansRoever Campus,
Perambalur, Tamil Nadu, India during the Kharif season (July to October), 2020 to study the …

An experiment was carried out for three consecutive years at Owo, southwest Nigeria. The
objective of the investigation was to determine the effect of Cocoa Pod Ash (CPA) and …

A three-year (2007 to 2009) study was conducted to evaluate the effect of twenty five tillage-
manure treatments on soil and leaf nutrients composition, growth and yield of cocoyam …