Many low quality of inorganic phosphorus (P) and potassium (K) fertilizers are sold at the authorized fertilizer distributors in sub-districts or villages..

In the recent years, there are many commercial organic fertilizers sold in the free market. However, many of these organic fertilizers have not only low quality but some of them are also contain undesirable such as heavy metals...

This experiment was conducted to determine the effect of bio-organic fertilizer on improving performance of oil palm seedlings, the total microbial population and population of phosphate solubilizing microbial in oil palm ...

Endophytic diazotrophic bacteria are free-living atmospheric dinitrogen fixing bacteria that lived and colonized between living plant cells and do not contribute phatogenic effects to its host...

Chemical fertilizer use efficiency can be defined in agronomic terms with widely varying results...

Azotobacter, Azospirillum and phosphate sollubilizing bacteria are the most common microbial inoculant used in preparation of biofertilizer...

This communication reports on separate research efforts in India and Indonesia to evaluate the effects that modifying methods of plant, soil, water and nutrient management could have on populations of soil organisms, ...

The study on the biodegradation of petroleum hydrocarbons by a single culture and a consortium of hydrocarbonoclasic bacterial isolated from mangrove areas contaminated oil has been done...

Tidal swamp land is a potential area for rice cultivation. However, tidal swamp is fragile ecosystems, so that when this area is used for rice cultivation, it has to be done carefully...

Aluminum toxicity is one of the major factors inhibiting piant growth in acid soils. Brachiaria grass adapt to high Al concentration...