Invasive weed could cut crop yields by 30 per cent
By Nicholas Okeya. Originally published on SciDev.Net. A dangerous invasive alien weed known as field dodder could be a serious menace to agriculture and biodiversity across Sub-Saharan Africa, and reduce crop yields, scientists say.
Parthenium: Controlling the world’s most destructive toxic weed
The poisonous Parthenium hysterophorus plant is one of the world’s most destructive invasive plant species, threatening biodiversity, food security and human health across numerous countries. The herb is native to Central and South America but has spread to over 40 countries over recent decades including Australia, India, Ethiopia, Swaziland and South Africa.
Hybrid Swarm: A Threat to Food Security in South America
By Charlotte Day. Australian scientists have published findings confirming the hybridisation of two of the world’s most invasive agro-pests into a more advanced ‘mega-pest’.