Microorganisms and soil fertility.

Bibliography: p. 20-21.

Turkey fertility /

Mode of access: Internet.

The fertility of American women,

Mode of access: Internet.

Differentials in farm income and employment in the Tennessee Valley Region countries.

Alternate pages blank.

Soil testing : a practical system of soil fertility diagnosis /

Bibliography: p. 28.

Testimonies to the fertility of ancient Palestine : comprehending the opinions and statements of authors from the earliest periods to the present time, with incidental remarks upon the aspersions of the character of its inhabitants, and of the Jews.

Goldsmiths'-Kress no. 30666.21.

Mothers who receive food stamps : fertility and socioeconomic characteristics.

"Issued August 1995"--P. [1].

Fertility and animal-breeding ...

First edition, October 1925, published as Gt. Brit. Ministry of agriculture and fisheries. Research monograph no.2, with title: The physiology of animal breeding.

Fertility decline in developing countries /

Item 146-F-1

A compilation of age-specific fertility rates for developing countries.

"Issued December 1979."

Soil fertility studies in lysimeters containing Lakeland sand /

Caption title.

A comparison of certain combinations of oat varieties as crown rust differentials /

Cover title.

The fertility of the soil,

Title within ornamental border.

Trends in mortality differentials and life expectancy for male social security-covered workers, by average relative earnings /

"SSA publication no. 13-11712"--Cover p. [4].

A study of minimum rate and increment differentials in steelworker-organized plants of companies, in the basic steel, pig iron, and iron ore industries, and in other major companies with 2,500 or more employees in steelworker-organized units in the United States and Canada for the three contract years 1956, 1957, 1958, showing A. remaining differentials, B. reductions in and elimination of differentials, C. increases in differentials.

Mode of access: Internet.