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近年来,随着生态能源的发展,沼气和沼肥的利用已深入到农业生产的许多方面。施用沼渣和沼液已成为烤烟优质高产栽培的重
In recent years, with the development of ecological energy, the utilization of biogas and biogas has gone deep into many aspects of agricultural production. Application of biogas residue and biogas slurry has become a high-quality flue-cured tobacco cultivation weight