renovater

The benefit of lime is worth the consideration of the medical world -- as a preventive in some climates, as a renovater in others.

Observations on the Mussulmauns of India Descriptive of Their Manners, Customs, Habits and Religious Opinions Made During a Twelve Years' Residence in Their Immediate Society Mrs. Meer Hasan Ali 1885

My brother and myself have made various experiments of late years, with guano, and concur in the testimony of all those who have tested its value, carefully and judiciously, in pronouncing it to be the most expeditious renovater of the soil within the farmer's reach; and exclusive of the farm yard, the most economical of all manures.

Guano A Treatise of Practical Information for Farmers Solon Robinson 1841