Discuss what Principle(s) of International Trade Law would apply to the following scenario. Is there a particular agreement from the WTO that can assist member countries to deal with such issues? Provide any advice you can offer to Country A in dealing with the LFA issue.

Case Scenario:

With the threat of the invasive Little Fire Ant (LFA) now at Country A's doorstep, after being detected within our neighboring island Country B. Country A's biosecurity tea is on high alert with the Ministry of Agriculture and Fisheries (MAF) and the Ministry of Natural Resources and Environment (MNRE) leading the charge with various awareness campaigns.

"Country A Quarantine has temporarily suspended permits allowing for the public to import plant or planting materials and all other agriculture fresh produces from all LFA host coutries," explains the Chief Executive Officer of the Quarantine Services in an interview with the local media.

"In addition, low toxic insect sprays are being applied on most imported cargoes from Country B and other countries hosting the LFA. These are clearly stressed in the current public notices, both languages, which is currently out in the media."