Resultados da busca

Soil fertility and fertilizers por Tisdale, Samuel L.

Release of potassium and magnesium from some Philippine soils por Tantidhanapat, Prapat 1948-

Variability of rice yield response to fertilization in a Santa Rita series in Iloilo in relation to some soil chemical properties por Ali, Jakhro Anwar 1945-

Land reclamation by faecal sludge application por De Sales, Louernie Fernandez

Fertility studies of scraped soils in the land consolidation pilot project, Talavera, Nueva Ecija por Singh, Virenda Pal 1951-

Field fertilizer experiment and plant tissue analyses as tools in assessing the fertility level of a soil for garlic por Mardicas, Estrellita Bacnat 1952-

Geotherapy innovative methods of soil fertility restoration, carbon sequestration, and reversing CO2 increase

Available for University of the Philippines Diliman College of Engineering via CRCnetBASE. Click here to access
Also available remotely for University of the Philippines Diliman College of Engineering via CRCnetBASE. Click here to access thru EZproxy

The Philippines recommends for soil fertility management

Soil fertility management in Sub-Saharan Africa por Donovan, Graeme W.

Conserving soil moisture and fertility in the warm seasonally dry topics