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.

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

Some observations on manuring with bone-dust.

• Squashes: how to grow them. A practical treatise on squash culture, giving full details on every point, including keeping and marketing the crop.
  المؤلفون: Gregory, James John Howard
• Pamphlets on vegetable gardening
  المؤلفون: Gregory, James John Howard
• Fertilizers : where the materials come from : where to get them in the cheapest form : how to compound formulas, etc., etc.
  المؤلفون: Gregory, James John Howard