IRON FILINGS.
It has been ascertained by analysis, that iron enters largely into the
composition of the pear. Iron filings spread under them, or worked into
the soil, increases the growth of pear-trees, and improves the quality
of the fruit.
Soil Culture Containing a Comprehensive View of Agriculture, Horticulture, Pomology, Domestic Animals, Rural Economy, and Agricultural Literature · 第 189 / 297 题