title: New low-toxicity phosphonic acid esters for use as defoliating, desiccating, and herbicidal agents.
mesh_terms: D000818:Animals; D005260:Female; D003368:Gossypium; D006540:Herbicides / Q000138:chemical synthesis* / Q000633:toxicity; D007928:Lethal Dose 50; D008297:Male; D063065:Organophosphonates / Q000138:chemical synthesis* / Q000633:toxicity; D011817:Rabbits; D051381:Rats; D012867:Skin / Q000187:drug effects; D013997:Time Factors; D014132:Trachea / Q000187:drug effects
chemical_list: D006540:Herbicides; D063065:Organophosphonates