Ke kīloi ʻia nei nā nāhelehele kūpaʻa lāʻau Herbicide i kahi nānā, mahalo i kahi ana aupuni i alakaʻi ʻia e Charles Sturt.
Kākoʻo ʻia e ka Grains Research and Development Corporation, ke paipai nei ka ana i ka poʻe mahiʻai mai nā wahi hana hua Australia mai kā lākou ʻōlelo.
ʻO kēia ka manawa mua e anaʻāina ʻia ka ʻāina mahi ʻai Austalia holoʻokoʻa no ke kūpaʻa lāʻau ʻana i ka wā ulu hoʻokahi e hoʻohana ana i ke ʻano hana like.
E hāʻawi ka ana i ka ʻike nui e pili ana i ka laha o ke kūpaʻa o ka lāʻau make e alakaʻi ai i nā mea ulu a me ka ʻoihana kaohi nāhelehele i nā hoʻolālā no ka hoʻomalu mauʻu.
Ua ʻōlelo ʻo ka mea noiʻi ʻo Charles Sturt ʻo Dr John Broster mai ka Graham Center no ka mahiʻai mahiʻai i kēia ana nui a ka lehulehu e hoʻoholo ai i ke kūlana kūʻē o nā nāhelehele nui i nā nāhelehele nui.
"Ua ʻike ʻia ka nui o ke kūpaʻa ma waena o nā wahi ʻoki āpau o Australia ma o nā ana ʻana o nā wahi o kēlā me kēia wahi. loiloi, "wahi a Dr Broster.
"No kēia anamanaʻo, e launa pū nā lālā o ka papahana i nā agronomists a me nā mea ulu i mea e ʻike ai i nā pūnaewele sampling.
"ʻO kēia ka mea hiki iā mākou ke hoʻolako i nā mea ulu me nā hopena kānana kūpaʻa kūpale no nā lāhui weed i hōʻiliʻili ʻia mai kā lākou mau paddocks."
Mai ʻOkakopa a Kekemapa 2020 e hōʻike ka kime ma mua o 2700 mau pale hoʻoilo hoʻoilo, a e nānā ʻia kekahi mau palapū pā 450 hou aʻe ma ka ʻākau o NSW a me Kuinelani i ka makahiki 2021.
E hōʻiliʻili ʻia nā laʻana o ka nui a me kekahi o nā laha e ulu nei no kēlā me kēia wahi GRDC ke loaʻa kēlā mau nāhelehele i kahi paddock.
ʻO nā mahiʻai e makemake ana e pili pono e kāhea i ke alakaʻi o ka papahana no ko lākou ʻāina: ʻO Charles Sturt University ʻo John Broster, leka uila jbroster@csu.edu.au a ʻO Michael Walsh ma o ka leka uila ma mjwalsh@sydney.edu.au