feed crop of after crop
cinnamon oil cassia oil
Essential oil Volatile oil
Extract Oil of Lubricating Oil
oil bearing sewage in oil field8
Oil Extractor in Oil Field
oil shale and oil shale residue
ultraheavy oil as fuel oil
ability of salt-tolerance of crop
Above ground standing crop
Aboveground standing crop
accumulated temperature of crop
Actual evapotranspiration on crop fields
adjustable crop calendar
Aggressivity of intercropped crop