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山東：高青牛糞變寶

發(fā)布時(shí)間：2015-01-21 03:32:14 來(lái)源：農(nóng)民日?qǐng)?bào) 作者：佚名責(zé)任編輯：羅伯特

　　山東省高青縣是畜牧養(yǎng)殖強(qiáng)縣，全縣奶肉牛存欄10萬(wàn)頭，生豬11萬(wàn)頭，鴨2000萬(wàn)只，一年可產(chǎn)生100萬(wàn)噸、170余萬(wàn)立方米糞肥。高青縣推廣“糞變肥”技術(shù)，以牛糞等廢棄物為原材料，添加菌類、有機(jī)質(zhì)等，采用微生物發(fā)酵無(wú)害化處理技術(shù)生產(chǎn)有機(jī)肥，廣泛應(yīng)用于蔬菜、花卉、苗木及大田作物的種植。圖為1月7日，山東省高青縣丙申奶牛養(yǎng)殖小區(qū)工作人員觀測(cè)有機(jī)肥原材料的發(fā)酵溫度。劉元閣呂正濤攝

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