Plants that are infected must be destroyed as the disease can be transmitted from plant to plant by contaminated sap. Symptoms include dark green ink bleed marks in the veins of yellow-colored leaves, and/or tissue collapse between veins.
Exposure to EMF and cancer. Magnetic fields are classified by the International Agency for Research on Cancer (IARC) as a possible cause of cancer, particularly for childhood leukemia. However, experts agree that there may be other explanations for the potential link between exposure to EMF and childhood leukemia. Until scientific evidence can clarify the link between exposure to magnetic fields from high-voltage power lines and cancer risk, you may not want your children to play directly beneath them for long periods of time.
Researchers found there is no scientific evidence that exposure to electromagnetic radiation at low levels poses a health risk. 10:45AM BST 18 Sep 2012. Using a mobile or wi-fi doesn't cause cancer and poses no damage to health, according to a new study.Previous studies have found low-level electromagnetic field exposure from mobiles and other transmitting devices could cause harmful heating of tissue, male infertility and cancer.ong-term use of mobile phones may cause cancer. Mobile phones 'may increase brain cancer risk'. So far, the effect on slow growing tumours has been studied in people who have used mobiles for up to 20 years, but the study shows no association.