https://www.nwvga.org.nz/items/soil-nutrition-effects-on-kumara-root-yield-and-quality 2022-12-10 https://www.nwvga.org.nz/items/contributions-to-an-understanding-of-sweetpotato-brown-centre-disorder 2022-12-09 https://www.nwvga.org.nz/items/black-rot-and-sweet-potato-weevil-of-kumara---kumara-exports-to-australia-and-japan 2022-12-09 https://www.nwvga.org.nz/items/black-rot-of-kumara---a-position-paper 2022-12-09 https://www.nwvga.org.nz/items/sweetpotato-herbicide-trial---dargaville 2022-12-09 https://www.nwvga.org.nz/items/fumigation-of-kumara-with-aerosol-formulations-of-synthetic-and-natural-pyrethroids-for-control-of-tropical-armyworm-and-opogona 2022-12-07 https://www.nwvga.org.nz/items/opogona-and-tropical-army-worm-control-in-kumara-stores 2022-12-07 https://www.nwvga.org.nz/items/sweetpotato-fertilizer-trials---dargaville 2022-12-07