Ua kōkua nā loea o ka lālā Krasnoyarsk o ka Federal State Budgetary Institution "Rosselkhoztsentr" i nā mea hana mahiʻai o ka ʻāina no ʻehā mau makahiki e hoʻoholo ai i ka pono o nā mea kanu no nā macro- a me nā microelements me ka hoʻohana ʻana i ka hale hana hōʻike "Aquadonis". Ke ulu nui nei kēia ʻano hana, no ka mea, he mea nui ka fertilizing i ka manawa no ka ulu a me ka ulu ʻana o nā mea kanu āpau. ʻAʻole lawa ka hāʻawi ʻana i nā minerala i ka lepo, a ʻo ka hoʻokomo ʻana i nā mea kanu e pono ai ke kōkua i ka hoʻopiha ʻana i ka hemahema o nā meaʻai koʻikoʻi e pono ai no ka ulu ʻana, ka ulu ʻana, ka pua a me ka hua ʻana o nā mea kanu mahiʻai. Mahalo i nā mea o ka meaʻai, hoʻonui ke kūʻē o nā mea kanu i nā maʻi bacterial a me nā fungal, hoʻonui nā waiwai adaptive i nā mea kūlohelohe (ka maloʻo, piʻi a hāʻule paha nā mahana).
I ka makahiki 2022, ua hana ʻia nā diagnostics lau ma 27 mau mahiʻai o 7 mau moku o ka ʻāina (Karatuzsky, Krasnoturansky, Kuraginsky, Minusinsky, Uzhursky, Sharypovsky, Shushensky) ma kahi o 35.04 tausani heka. Ua nānā ʻia nā mea kanu o kēia mau mea kanu: ka rai hoʻoilo, ka palaoa hoʻoilo a me ka punawai, ka bale, ka oats, ka pī, rapeseed, kulina, soy, buckwheat, flax, clover, sunflower, alfalfa. I ka makahiki o kēia manawa, ʻo ka hapa nui o nā mea hoʻohālike i aʻo ʻia ʻo ia nā pepeiao o ka puna puna - 56%, puna rapeseed - 14% a me ka palaoa - 8%.
Ma muli o ka hōʻoia ʻana, ua hoʻoholo ʻia nā mea e pono ai ka mea kanu e hoʻomohala i nā ʻano like ʻole o kona ulu ʻana. Loaʻa i nā hua ʻai puna i ka hapa nui o nā mea kanu mineral i ka wā mua i ka wā mahiʻai (Fig.1). I kēia manawa, ʻoi aku ka nui o nā hua ʻai ma mua o 40% nitrogen, a me ka phosphorus, ka mea e kōkua ai i ka ulu ʻana o ka ʻōnaehana kumu, ka hoʻokumu ʻana o ka pepeiao nui, a me ka ulu mua ʻana o nā mea kanu. Me kona nele, ʻoi aku ka maikaʻi o nā mea kanu i ka nitrogen a me ka potassium. ʻO ka manawa koʻikoʻi no ka phosphorus a me ka potassium ka manawa mua o ka ulu ʻana, me ka emi ʻole o kā lākou hua e 20-30%. I ka ulu ʻana o ka moʻomeheu, emi mālie ka pono o nā meaʻai kumu.
Lawe ʻia kēia mau haʻawina i loko o ke ʻano o ka nānā ʻana i ka phytosanitary a ʻae i kahi loiloi piha o ke kūlana o nā mea kanu. Wahi a nā hopena o ka noiʻi, hāʻawi ʻia nā mea hana mahiʻai i nā ʻōlelo aʻoaʻo no ka hoʻokō ʻana i ka foliar fertilizing.