Mofuta ona oa sethopo o koahetsoe ke khalase 'me masapo a eona a sebelisa li-tubes tsa tšepe tse chesang. Ha ho bapisoa le li-greenhouses tse ling, mofuta ona oa sethopo o na le botsitso bo betere ba sebopeho, tekanyo e phahameng ea botle bo botle, le ts'ebetso e ntle ea mabone.