Разширено търсене
Класификационен индекс да съдържа ТБ22(7САЩ)
Пр 912
14
Каталог "Книги"
Hay in the United States : Quantities Grown in a Normal Years, Surplus and deficit areas
(1964)
Mildred Dewolfe
Пр 1667
Пр 1227
Каталог "Книги"
Effects of forest and grazing practicec on mixed coniferous forests of northeastern Oregon
(1968)
D. etc.
Пр 1196
Каталог "Книги"
Improved spring pastures, cow-calf production, and stocking rate carryover in the northern Great Plains
(1972)
W. Houston; J. Urick
Pr II 579
Пр 996
Пр 910
Пр 1667
Каталог "Книги"
Effects of season, spacing, and intensity of seeding on the development of foothill range grass stands
(1967)
C. Cook; L. Stoddart; Phillip Sims
Пр II 270
Каталог "Книги"
An econometric analysis of the United States kentucky bluegrass seed industry
(1978)
R. Folwell; L. Wirth; L. Burt;
M. Wirth
и др.
Пр 1363
Каталог "Книги"
A Survey of Alfalfa Fields in Winona County, Minnesota
(1966)
John Grava; O. Strand; C. Randall;
O. Strand
и др.