Izitebhisi zokuhlolwa zeScotts Pine zacwiliswa emanzini imizuzu engama-30 kusisombululo se-3% se-CCA - i-Copper/Chrome/Arsenic (ukuze kuhlinzekwe ukwelashwa okubizwa ngokuthi ukwelashwa kokulondoloza okuncane)
Iziteki zokuhlola ezingamashumi amabili sezizonke zisetshenziswe ngale ndlela elandelayo:
• Izibalo eziyishumi zokuhlolwa ngokwelashwa kokugcina ukudla okuphansi
• Izitebhisi zokuhlola eziyishumi ezinokwelashwa kokugcina okuphansi kodwa futhi zifakwe imikhono yokuvimbela ye-Postaver.
Iziteki zokuhlola zabe sezifakwa endaweni yokuhlola ye-BRE ePrinces Risborough futhi kamuva endaweni yokuhlola eWatford.
Izibambo zalinganiswa ngokubola kusetshenziswa isikali esisuka ku-1 kuya ku-40.