Definition
Classes or types of palay seeds are the following: hybrid, inbred-modern certified, inbred-modern farmer's seeds and inbred-traditional
Hybrid - first generation offspring of two genetically dissimilar parents; seeds from this variety are not recommended for planting for the next season.
Inbred-Modern Certified - seeds used for commercial crop production produced from registered seeds under the regulation of the Philippine Seed Board.
Inbred-Modern Farmer's Seeds - product of foundation, registered, or certified seeds not registered under the PSB.
Inbred-Traditional - tall, weak-stemmed, long duration, low yielding varieties grown by farmers for many years regardless of generation; late maturing, less responsive to nitrogen fertilizers.
Focus parcel refers to the parcel with harvest during the reference period, completed cropping, and the seed class conforms to the seed classification of the barangay.