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Soil productivity as affected by crop rotation

Author(s):
Weir, Wilbert Walter , 1882-
Subject(s):
Soil productivity , Crop rotation , crop yield , crop rotation , cropping systems , soil productivity , soil fertility , soil quality , soil management , tillage , intercropping , legumes , cropping sequence , plant cultural practices , crop management , cover crops , grain crops , green manures , soil conservation , fertilizers , soil
Format:
22 p. : ill. ; 23 cm.
Language:
English
Publisher:
U.S. Dept. of Agriculture
Collection:
Organic Roots Collection
Series:
Farmers' bulletin
File:
Download [PDF]