Mulched winter wheat field
Plastic mulched winter wheat
All film-mulched cultivation
Film mulched cultivation
film mulched drip irrigation
film-mulched irrigation
Film-mulched irrigation mode
spring wheat mulched with plastic film
wheat mulched with film
winter wheat planted on sides of film in furrow li
winter wheat planted on sides of film in furrow lines
winter wheat under plastic film
Plastic-film-mulched sugarcane
Percentage of plastic-film-mulched sugarcane area to the corresponding regional sugarcane area