What are the two nematode certificate options based on the regulations?

The correct choice highlights the significance of both approved treatment and laboratory methods in the context of nematode certification. This type of certification is essential for ensuring that growers adhere to regulatory standards designed to manage nematode populations effectively and prevent crop damage.

Approved treatment refers to the specific methodologies that have been validated and are recognized by regulatory authorities as effective in controlling nematode infestations. Laboratory methods are crucial because they enable accurate identification and quantification of nematode species present in soil or plant tissues, providing data that informs management strategies.

Together, these components ensure that certified growers are applying scientifically-backed practices, thus increasing the likelihood of successful nematode management and supporting overall plant health and productivity. This certification process ultimately aims to safeguard agricultural productivity against nematode threats while promoting responsible soil and crop management practices.