The Project Gutenberg EBook of Hemp Hurds as Paper-Making Material, by
Lyster H. Dewey and Jason L. Merrill

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Title: Hemp Hurds as Paper-Making Material
United States Department of Agriculture, Bulletin No. 404

Author: Lyster H. Dewey and Jason L. Merrill

Release Date: February 25, 2006 [EBook #17855]

Language: English

Character set encoding: ASCII

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UNITED STATES DEPARTMENT OF AGRICULTURE

=BULLETIN No. 404=

Contribution from the Bureau of Plant Industry WM. A. TAYLOR, Chief

[Illustration: USDA crests flanking bulletin banner]

Washington, D.C.
PROFESSIONAL PAPER
October 14, 1916

HEMP HURDS AS PAPER-MAKING MATERIAL.

By LYSTER H. DEWEY, _Botanist in Charge of Fiber-Plant Investigations_,
and JASON L. MERRILL, _Paper-Plant Chemist, Paper-Plant Investigations_.

=CONTENTS.=
Page.
The production and handling of hemp hurds,
by Lyster H. Dewey:

What hemp hurds are 1
Pith, wood, and fiber 2
Character of hurds affected by retting 2
Proportion of hurds to fiber and yield per acre 3
Hurds available from machine-broken hemp 3
Present uses of hemp hurds 4
Present supplies of hurds available 5
Baling for shipment 5
Cost of baling 5
Summary 6

The manufacture of paper from hemp hurds,
by Jason L. Merrill:

Introduction 7
Factors justifying an investigation of hemp hurds 8
Character of the material 11
Character of the tests 12
Operations involved in a test 13
Description of tests