Trees, crops, and soil fertility concepts and research methods /

I tiakina i:
Ngā taipitopito rārangi puna kōrero
Kaituhi rangatōpū: ebrary, Inc
Ētahi atu kaituhi: Schroth, G. (Goetz), Sinclair, Fergus L.
Hōputu: Tāhiko īPukapuka
Reo:Ingarihi
I whakaputaina: Wallingford, Oxon, UK ; Cambridge, MA : CABI Pub., c2003.
Ngā marau:
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