2026-10-10T18:06:06Z https://www.scidb.cn/oai

10.57760/sciencedb.iga.01497 2026-09-15T13:42:55Z

2026-09-15 2022 Test data on Key Technologies for Liquid Manure Returning to Farmland and Fertility Building doi:10.57760/sciencedb.iga.01497 en This dataset comprises 2021 test data from key technological trials on liquid manure returning to farmland for fertility enhancement in Meilisi District, Qiqihar, Heilongjiang. The Excel file contains measurements of organic matter, total nitrogen, available phosphorus, available potassium, corn yield, ear weight, and stem/leaf weight. liquid manure; field application; fertility enhancement; data 徐鹏翔 PUBLIC https://creativecommons.org/licenses/by/4.0/ dataset Science Data Bank