He pararopi ētahi whakahaumako, arā, ka takea mai i ngā matū pōpopo o te taiao, pērā i te wairākau, te rei, te paranoke, te tūtae kararehe, te tipu pōpopo me te rimurimu. He mea whai waro ēnei matū. Ka kīia ēnei he whakahaumako māori (RP 2009:442). / Some fertilisers are organic, that is they originate from biodegradable material of the environment, such as compost, peat, vermicast, animal dung, rotted plants and seaweed. These materials have carbon. These are called natural fertilisers.

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