If the population in cultivated field is light, it should be removed manually.

The lines must be removed manually, and they are not always identifiable.

The dust can be manually removed by opening the plastic case.

Older service packs need not be manually removed before application of the most recent one.

All mods moved here can be manually removed and changed.

The top is manually removed, and can be stored in a compartment behind the seats.

Those flowers have to be removed manually, a process called reproductive pruning.

All visible pink algae must be manually removed from a pool.

The soil below the ring's sharp lower edge was removed manually by Brunel's workers.