For the purposes of this article: (a) “Integrated weed management plan” means an ecosystem-based control strategy that focuses on long-term prevention of weeds through a combination of techniques, such as biological controls, judicious use of herbicides, modified land management, and cultural practices, and where control practices are selected and applied in a manner that minimizes the risks to human health, nontargeted organisms, and the environment. An integrated weed management plan shall also, when appropriate, comply with any applicable provisions of

Chapter 6 (commencing with

Section 1600) of Division of the Fish and Game Code, Division 6 (commencing with

Section 11401) and Division 7 (commencing with

Section 12500) of the Food and Agricultural Code, and the California Environmental Quality Act (Division 13 (commencing with

Section 21000) of the Public Resources Code). (b) “Noxious and invasive weeds” means weeds that the department has determined to be either noxious or invasive weed species. (c) “Person” shall have the same meaning as in

Section 38, but shall additionally include the United States of America, and all political subdivisions, districts, municipalities, and public agencies of the State of California. (d) “Riverway” means the water, bed, shoreline,and riparian vegetation, of any creek, including an “urban creek” as defined in

Section of the Water Code, stream, river, lake, reservoir, or other body of freshwater, including a “stream environment zone” as defined in

Section of the Government Code, as well as enclosed bays and estuaries, as defined by

Section 13391.5 of the Water Code.