overlapped areas of mineral and crop production

gas and oil production

increasing oil production and water injection

stabilizing oil production and controlling water c

stabilizing oil production and controlling water cut

stable oil production and low water cut

The Drilling and Oil Production Technology Research Institute of Liaohe Oil Field Company

Big specialized households of crop and animal prod

big-specialized-households of crop and animal prod

Cereal crop production

Chinese Journal of Oil Crop Sciences

Cl~-effects on crop and soil

Compound cultivation of crop and fruit tree

crop and cobble shears

Crop and fodder double-cropping system

crop and grass

crop and livestock farming

crop and livestock integrated production

crop oil