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pro vyhledávání: '"Onah, C.J."'
Publikováno v:
West African Journal of Applied Ecology; Vol. 31 No. 1 (2023); 23-36
The effects of poultry-droppings manure at high rates (up to and > 50 t/ha), termed heavy application, on soil productivity indices of sandy-loam Ultisols were evaluated on okra, under conditions of heavily protecting the amended soil with dry-grass