Soil sampling and preparation for laboratory analysis
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Triño, Avelino T.; Bolivar, Edna C.; Gerochi, Dante D. (Serials Publications, 1993)The effects of burning the varying amounts of dried rice straw on snails and soil properties in brackishwater ponds in the Philippines were evaluated. Cerithium tenellum, Telescopium telescopium and other unidentified snail ...
Golez, Nelson V. (Elsevier, 1995)Acid sulfate soil formation was observed experimentally during leaching of pyritic soil material. Pyritic soil was saturated with distilled water in glass columns and treated under waterlogged and drained conditions. ...
Singh, Virendra P.; Poernomo, Alie T. (Aquaculture Department, Southeast Asian Fisheries Development Center; International Development Research Centre; Island Publishing House, Inc., 1984)The major problems of fishponds build on acid sulfate soils are low pH; ionic imbalance and toxic levels of aluminum, iron, and sulfate; deficiency of phosphorus and poor response to fertilizer application; slow and poor ...