Patent ID: 8141292
Filing Date: 2012-03-27
Classification: A01M

Abstract:
1. A method to trigger an interruption of a healthy symbiosis of a plant root (R) with rhizosphere microorganisms surrounding said root, said method comprising: [1] Inflicting a stab gash (K) using a flat stab knife (V) so formed as to be at least one of acuate and v-shaped, said stab gash sufficiently deep to traverse a cortex (C) of said plant root and penetrate to a xylem (X) of said root at a location; [2] heating said root via dwell of said stab knife in said root at said location, with said stab knife heated by thermal communication with a heater (H) and held at a temperature of higher than 70 C for sufficient time to cause a cellular damage to said plant root, including said xylem at said location.