Ahuwhenua: Ko te mahinga o te tipu ka pa ki te kiriata-a-wai te nuinga o te wai, ka iti ake te whakaheke i te wai i te mata o nga rau i te pito o te rau. Te wai {{{5} Mai i nga tau 1960, kua whakauruhia e te United States te tikanga o te riringi i te wai ahuwhenua.
(1) Planting of saplings. Before planting pine and eucalyptus seedlings in the wild, they were immersed in emulsified paraffin. After treatment, the saplings were significantly improved in enduring transplant effects or in stress-tolerant weather conditions. The survival rate of the leaves is significantly increased due to the reduced evaporation of water on the surface of the leaves.
(2) Te whakato o nga maara kari {{1} I roto i te huringa tapahi, te tipu haere ranei i te nuinga o nga otaota ka hurihia i te waa maroke.
(3) Whakakahoretia te matewai me te tiakitanga {1} 3 I muri i te rehu i te paraffin e whakahekehia ana, ka taea te pehi i te wai.
Ko te ahumahi pepa: ko te nuinga o te pepa i roto i te raupapatanga o te pepa ka taea te whakamahi i te taapiri o te pepa, me te neke atu i te tohatoha wai. Ko te pepa i roto i te hanganga muka o te pepa . tetahi atu painga o te taapiri e whakahekehia ana, ka pai ake te hanga i te ranunga o te hinu. kaihoko hydrophobic mo te hanga o te pepa taarua-teitei .