The most used methods for exclusion of the pathogens are..?

Related MCQs

• Which is true about certification? 1.As far as possible only seeds certified as pathogen free are allowed to enter the country. 2.Other planting materials can be allowed to enter the country without certification. 3.Quarantine is needed for the seeds from foreign countries while it is certified. 4.Quarantine is not needed for the seeds from foreign countries while it is certified. 5.Is meant to prevent existing pathogens. 6.Isn’t meant to prevent existing pathogens.
• The methods of control based on the principales of directly attacking the pathogens is/are..?
• Theoretically …. is the most effective approach to keep pathogens away from the area?
• The eradication methods of sieving, steeping in brine are..?
• The fungicidal pastes…? 1.Used in dressing of pruned surface of the tree. 2.Prepared by using copper sulphate plus lime. 3.Prepared by using copper carbonate plus red lead. 4.Lanoline is used as suitable adhesive.
• Which type of fungicide is potentially most effective and economical?
• Which is a type of material used for chemical control?
• The spray materials are used as..?
• The seed treatment materiales are used as..?
• Which is an antibiotic used for plant protection?