Conclusion: Granulated capability which disperse drilling mud as fertilizer addition is good, disperse drilling mud can be primarily used as fertilizer addition.
结论：钻井废泥浆作为肥料添加剂成粒性较好，可初步用于制作复混肥。
Granulated urea has the advantage of greater hardness, better fertilizer effect and wider application.
大颗粒尿素具有硬度高、肥效好、用途广等特点。
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