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Field trials conducted in two rainy seasons at the Usmanu Danfodiyu University, Sokoto, Nigeria, were used to investigate the response of Roselle to organic manure (2.5, 5.0 and 7.5 tons/ha cow dung) ...
Paddy field rice can conserve N in the soil under flooded conditions. However, residual soil N represents a potential environment concern when fields are no longer flooded. Winter annual grass cover c...
The growth and changes of some inorganic and organic constituents in the shoots of rice nurseling(NS)and young(YS)seedlings after transplanting(TP)were compared to clarify the characteristics of takin...
Effects of organic fertilizer (liquid concentrated protein extract ; N : 9.2%, P2O5 : 2.4%, K2O : 3.1%) and inorganic fertilizer on the growth of rice plants were studied under various light intensiti...
The effects of cover crop on rice growth, yield, and nitrogen in soil were investigated and compared with those of chemical fertilizer (CF) and no fertilizer (NF) application in the Shikoku region of ...
This paper brings data on ultrafiltration on inorganic membranes (MEMBRALOX, France, mean pore size 20 and 100 nm, 0.8 m long, filtration area 0.2 m2 ), which were used for the purification of diff...

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