Field Notes
Mycorrhizae at the nursery stage: phosphorus an...
The strongest, most practical place to use mycorrhizae in oil palm is the nursery, where colonising young roots early can improve a seedling's ability...
Stylosanthes guianensis for manganese-toxic aci...
Stylosanthes guianensis is a tropical forage legume that tolerates the acid, low-fertility soils where many other cover crops struggle, which makes it a candidate for blocks under aluminium and manganese...
Legume green manure before rice: the rotation n...
A legume grown and incorporated before rice raised the following rice yield by 15.7 percent on average (median 8.8 percent) in a global meta-analysis, with the largest gains where nitrogen...
Vetiver hedgerows vs cover crops on steep oil p...
On gentle to moderate slopes, leguminous cover crops are usually enough: they blanket the surface, fix nitrogen, and cut erosion across the whole...
Oryctes rhinoceros: lure-based management for o...
A pheromone lure does not eradicate Oryctes rhinoceros, but used with breeding-site sanitation it is one of the cheaper ways to reduce beetle pressure in young palms. The aggregation pheromone...
Designing a cover-crop seed mix for oil palm
A single legume cannot do everything an oil palm block needs across its life. One species establishes fast but fades under shade; another persists for...