كتب ذات صلة

The utility of sulphate of ammonia in agriculture.

A tribute to Levi Stockbridge, professor of agriculture in the Massachusetts agricultural college from 1871 to 1882, and president of the college from 1880 to 1882.

Some observations on manuring with bone-dust.

Soils and fertilizers

• Talks on manures : a series of familiar and practical talks between the author and the deacon, the doctor, and other neighbors, on the whole subject of manures and fertilizers
  المؤلفون: Harris, Joseph
• Food for plants.
  المؤلفون: Harris, Joseph ,  Myers, William S.
• Gardening for young and old : the cultivation of garden vegetables in the farm garden
  المؤلفون: Harris, Joseph