Tomato plants emit an aroma to resist the attacks of bacteria. This aroma - or volatile compound - is called hexenyl butyrate (HB) and, as researchers from the Polytechnic University of Valencia (UPV) and the Higher Council for Scientific Research (CSIC) have just demonstrated, it has great potential to protect crops against infections or drought, for example.
Farmers spend a lot of time and money controlling weeds and other pests, and often have to turn to chemical fumigants to keep the most destructive pests at bay. Farmers also wrestle with what to do with low-value byproducts of crop production, such as skin, seeds and hulls from fruit, vegetable and nut processing.
The presence of cadmium in the potatoes that thousands of Jamaicans eat daily exceeds the limits recommended by the World Health Organization (WHO) by up to 50 percent and, therefore, represents a huge risk to human health in Jamaica, confirming a recent investigation.