Invasive apple snail in Kenyan irrigation scheme could potentially spread to more areas
Experts consider the invasive apple snail (Pomacea canaliculata) one of the world’s worst invasive alien species. This species is native to South America and invades freshwater systems. It spreads rapidly and is very adaptable to stressful environmental conditions and changes. It also has high reproductive rates and strong defence mechanisms. Additionally, the areas it invades…
Understanding mango mealybug – a significant crop pest
The mango mealybug (Rastrococus invadens) is an invasive pest outside its native home in Southeast Asia. It threatens mango crops, particularly affecting smallholder farmers. This scale insect pest lowers mango yields and quality, and because it’s a quarantine pest, it can also impact trade.
Celebrating success: Zambian smallholders combat cassava brown streak disease
Cassava is a critical crop to Zambia’s economy and food security. According to a 2019 paper, cassava (Manihot esculenta) is one of the most important root staple crops in Zambia. An estimated 30% of Zambians – over four million people – consume cassava as part of their daily diet. Indeed, this crop is so important…
How does parthenium weed impact maize crop production?
Parthenium hysterophorus, or parthenium weed, is highly invasive in many parts of the world. It is native to Central and South America but is now found in Asia and Africa, among others. In Australia, it has caused millions of dollars in crop yield losses. This is because the weed can produce prolific seeds, germinate, and…
Horizon scanning for emerging pests and diseases in Pakistan: Collaborating to safeguard agriculture
Pakistan’s agricultural sector is constantly struggling with the emergence of pests and diseases that pose a serious threat to the livelihoods of millions of farmers. CABI’s PlantwisePlus programme recently held a five-day Horizon Scanning workshop in Islamabad from April 29 to May 3, 2024.
Parasitic wasps play pivotal role in Kenya’s papaya mealybug control
Papaya mealybug (Paracoccus marginatus) is a devastating papaya pest. It impacts many countries in East and West Africa. Infestations can result in significant economic losses, posing a threat to the livelihoods of smallholder farmers. On average, the pest can cause anywhere from 53% to 100% crop losses, costing £2,224 per hectare annually. Its impact on…
Strengthening Bangladesh’s pest preparedness and management system
In a landmark initiative, CABI hosted a pivotal stakeholder workshop dedicated to “Strengthening the System for Pest Preparedness and Management in Bangladesh.” The workshop had two primary objectives. Firstly, to validate findings from a national pest management exercise. Secondly, to develop a roadmap to fortify Bangladesh’s pest preparedness and management system through the collaborative commitment…
What are CABI’s Horizon Scanning and Pest Risk Analysis tools, and how do people use them?
In 2018 and 2019, CABI launched two innovative decision-support tools for identifying pest risks. They are the Horizon Scanning Tool (HST) and the Pest Risk Analysis (PRA) Tool, both of which are used in PlantwisePlus capacity building activities. They help users identify potential future pest threats, especially those working in areas like plant protection and…
CABI study unearths important lessons for the fight against fall armyworm
A study by CABI contributes important knowledge on fall armyworm (Spodoptera frugiperda). CABI’s research findings suggests that employing more sustainable and environmentally friendly solutions could help mitigate the damaging impacts of the species.
Kenyan farmer perceptions of biological control of papaya mealybug
The papaya mealybug problem in Kenya The invasive papaya mealybug (Paracoccus marginatus) is a devastating pest to many crops, with a host range of over 200 plants. The species was first detected in Africa in 2010 in Ghana and then in 2016 in Mombasa County in Kenya. In Kenya, where horticulture makes up 60% of…