To protect tomatoes from bacterial blight, for instance, he recommends thoroughly sanitizing the seeds by soaking them for 15 minutes in a diluted solution of household disinfectant, then rinsing them until the sanitizer scent disappears, and finally drying them in the shade before planting. Not only is this method effective, it is cost efficient, as well.
例如蕃茄罹患「細菌性葉斑病」，解決之道就是種子要完全消毒，並購買市售的消毒水加以稀釋，種子浸泡 15 分鐘後，用清水洗至無味，陰乾後即可育種，既安全無毒又省錢。