Kui soovid oma küsimusele vastust, jäta meile oma e-posti aadress.
Aitäh, oleme tagasiside kätte saanud.
in the general case, the main area of a given parcel of a survey unit is where the parcel has only one occupation during a crop year, unequivocally defined by that occupation (In this case the secondary area of that parcel will be zero.)