Relation between properties and age of soils in the Amazon forest

The Amazon Basin is that part of South America drained by the Amazon River and its tributaries. It has a tropical climate with an annual rai...

Soil excursion to Southern Leyte, Philippines with Prof. R Jahn

On 09 April 2010, we organized a soil excursion to Southern Leyte for selected graduate students pursuing MSc degree in Soil Science at the ...

Hydrogen peroxide is not a good reagent for the removal of soil organic matter

Organic matter (OM) is the most important cementing agent of soil particles. Soils containing high amount of OM (like the dark Leyte soil sh...

Soil degradation in the Philippines

Soil degradation is a severe global problem of modern times. About 6 million hectares of agricultural land worldwide become unproductive ev...

The Physical Environment of Mt. Pangasugan, Leyte, Philippines

Geology Mt. Pangasugan is generally built up by andesitic and basaltic pyroclastic rocks (referred to as Pangasugan formation) which are mo...

Biological nitrogen fixation in corn

Corn ( Zea mays L.) can establish rhizospheric or endophytic associations with various nitrogen-fixing bacteria (diazotrophs) such as Azosp...

Invitation to the 13th Scientific Conference of PSSST on 27-28 May 2010

The Philippine Society of Soil Science and Technology (PSSST) will hold the 13th Annual Meeting and Scientific Conference in Puerto Princesa...