vegetable mould การใช้

The formation of vegetable mould through the action of worms.
In his last book he returned to " The Formation of Vegetable Mould through the Action of Worms ".
His final book, " The Formation of Vegetable Mould through the Action of Worms ", examined earthworms and their effect on soil.
He was a correspondent of Charles Darwin and his work was referenced by Darwin in " The Formation of Vegetable Mould through the Action of Worms"
""'The Formation of Vegetable Mould through the Action of Worms, with Observations on their Habits " "'( sometimes shortened to " Worms " ) is an 1881 book by Charles Darwin on earthworms.