The new concepts in the biotechnological method is/are
Biopesticides, biofertilizers, biosensors, etc, are some new concept in biotechnology methods.
Biopesticides are certain types of pesticides derived from such natural materials as animals, plants, bacteria, and certain minerals. For example, canola oil and baking soda have pesticidal applications and are considered biopesticides.
A biofertilizer is a substance which contains living microorganisms which, when applied to seeds promotes growth by increasing the supply or availability of primary nutrients to the host plant.
A biosensor is a device which uses a living organism or biological molecules, especially enzymes or antibodies, to detect the presence of chemicals.