Gregory Porter, prọfesọ nke agronomy na Mahadum Maine School of Food and Agriculture, ga-anata nkwanye ugwu ndụ sitere na Potato Association of America (PAA) na nzukọ kwa afọ nke nzukọ na July 2022.
Onyinye nkwanye ugwu ndụ otu, nsọpụrụ kachasị elu nke PAA nyere, na-amata onyinye pụrụiche na ụlọ ọrụ nduku. Porter abụrụla onye otu PAA kemgbe 1981 ma jee ozi dị ka osote onye isi ala, onye isi oche na onye isi ala. Site na 1998 ruo 2002, ọ bụ onye isi nchịkọta akụkọ nke "Nchịkwa mmepụta nke American Journal of Potato Research." O nyekwaara aka ịhazi nzukọ abụọ PAA bụ́ ndị e mere na Maine ma jee ozi na ọtụtụ kọmitii maka nzukọ ahụ.
Porter, onye tolitere n'ugbo nduku na Aroostook County, ararala ọrụ afọ 38 ya na UMaine iji kwalite mmepụta nduku na ọwụwa anyanwụ United States. O meela nyocha banyere ihe ọkụkụ na ala management omume maka imeziwanye mkpụrụ na ogo poteto na ihe ọkụkụ ndị ọzọ. N'ime afọ iri gara aga, Porter ewepụtala ụdị ọhụrụ ise na mmekorita ya na Maine Potato Board - Easton, Sebec, Caribou Russet, Pinto Gold na Hamlin Russet. The Caribou Russet egosila na ọ ga-aga nke ọma, na-arịgo na acres mkpụrụ 1,476 enwetara na 2021 (No. 2 na Maine, No. 16 na US), yana ọnụ ahịa ego a na-atụ anya ihe ruru nde $41 na 2022.
“Dr. Ịrụsi ọrụ ike Greg Porter n'ime ụlọ ọrụ nduku ewepụtala nyocha bara oke uru n'ịkwalite mmepụta nduku. Mmemme ozuzu nduku nke Mahadum Maine egosila nnukwu ihe ịga nke ọma na mmemme a agaghị adị taa ma ọ bụrụ na ọ bụghị nraranye na onye ndu nke Dr. Porter,” ka Jeannie Tapley, onye isi ọrụ na Board Maine Potato na-ekwu.
"Ụlọ ọrụ Maine Potato enweela nnukwu afọ ojuju ịnweta ya n'akụkụ anyị ma anyị enweghị ike icheta onye ọ bụla kwesịrị inweta onyinye a."
Porter na-eduzikwa oru ngo ozuzu nduku na mmepe di iche iche nke Northeast (NE1731), mmekorita mpaghara na-ebute ụzọ nyocha na mwepụta nke ụdị ọhụrụ. Mbọ ya iji chịkọta nsonaazụ nyocha sitere na mahadum n'ofe ọwụwa anyanwụ US wee kesaa ha ndị na-akụ ihe na-enyere aka n'ọganihu ọrụ ahụ.
Kathleen Haynes, bụ́ ọkachamara n'ihe banyere mkpụrụ ndụ ihe nketa larala ezumike nká na Ụlọ Ọrụ Na-eme Nnyocha Ugbo nke USDA, na-ekwu, sị: “Greg achọghị ịma ihe mmemme ahụ mepụtara ụdị ndị a, naanị na ha baara ndị na-akụ Maine uru.
Usoro ozuzu nduku siri ike na usoro mmepe dị iche iche na-ewe ihe dịka afọ 10-12. Porter na ndị otu ya na-amalite site na ihe dị ka 50,000 clones pụrụ iche kwa afọ ma na-eme nyocha na ha n'ime oge 10-12 n'ọtụtụ ebe ruo mgbe ha chọtara otu ma ọ bụ karịa na mmepụta na njirimara ụtọ ha na-achọ.
A na-anwale ndị Candidates nke ọma na Aroostook Farm, ugbo nyocha 425 acre nke Maine Agricultural Forest and Experiment Station jisiri ike na etiti obodo nduku Maine. Porter na-esetịpụ site na ọrụ mbụ ọ rụrụ na agronomy na physiology akuku iji hụ na ụdị nwere ike ga-eme nke ọma n'ọnọdụ na-eto eto.
Porter edeela ma ọ bụ kwadoo ihe karịrị akwụkwọ akụkọ sayensị 66 yana akụkọ 250 maka ndị na-akụ nduku na ebe ndị ọzọ. Na mgbakwunye na nyocha ya, Porter na-akụzi ihe gbasara gburugburu ebe obibi na physiology, nhazi nnwale, na ọmụmụ nyocha ọnụ ọgụgụ. Ọ jere ozi dị ka onye isi oche nke ngalaba nke osisi, ala na gburugburu ebe obibi sayensị site na 2005 ruo 2010. Na 2007, ọ were onye ndu nke University of Maine Potato Breeding Programme.