Application of Earthworm Manure (EWM) and NPK Fertilizer to Improve the Quality of Acid Sulphate Soil (ASS) as a Sweet Corn (Zea mays L) Cultivation Land in North Sumatra, Indonesia
Autor: | Basyaruddin Basyaruddin, Khusrizal Khusrizal |
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Rok vydání: | 2022 |
Předmět: | |
Zdroj: | Universal Journal of Agricultural Research. 10:660-666 |
ISSN: | 2332-2284 2332-2268 |
DOI: | 10.13189/ujar.2022.100607 |
Databáze: | OpenAIRE |
Externí odkaz: |