Grain yields and the American food supply ; an analysis of yield changes and possibilities /

Crop yields and climate change to the year 2000 /
Published: (1980)

Weather and our food supply.
Published: (1964)

A study of certain climatic factors that may affect crop yields in the high plains of Oklahoma /
by: Daniel, Harley A.
Published: (1935)

Crop-weather models and their use in yield assessments /
by: Baier, W. (Wolfgang)
Published: (1977)

Grain stocks.
Published: (1975)

Small grain variety tests.

The effects of technological progress and weather on corn belt crop yields /
by: Pope, C. Arden
Published: (1982)

Crop yield : physiology and processes /
Published: (1999)

Maximizing crop yields /
by: Fageria, N. K., 1942-
Published: (1992)

Grain market news.

Impact of climatic fluctuation on major North American food crops.
Published: (1976)

An introduction to the physiology of crop yield /
by: Hay, Robert K. M., 1946-
Published: (1989)

Cover crops and crop yields /
Published: (2009)

Regional changes in grain production : adjustment to meet increasing demand with different levels of farm practices; in application of Spatial linear programming /
by: Egbert, Alvin C. (Alvin Charles), 1922-
Published: (1962)

The physiology of crop yield /
by: Hay, Robert K. M., 1946-
Published: (2006)

Yield formation in the main field crops /
by: Petr, J. (Jiří)
Published: (1988)

Climate change and global crop productivity /
Published: (2000)

Winchester yields ; a study in Medieval agricultural productivity /
by: Titow, J. Z.
Published: (1972)

Relative contributions of major technological factors and moisture stress to increased grain yields in the Midwest, 1930-71 /
by: Perrin, Richard K., et al.
Published: (1975)

Physiology and determination of crop yield /
Published: (1994)

YIELD : a numerical crop yield model of irrigated and rainfed agriculture /
Published: (1982)

Weather-crop yields relationship in drought-prone countries of Sub-Saharan Africa : final report to U.S. Department of State, Agency for International Development, Office of Foreign Disaster Assistance, Washington, D.C. /
Published: (1979)

Moving off the yield plateau /
Published: (1971)

Moving Off The Yield Plateau /
Published: (1971)

High-yielding rice cultivation : a method for maximizing rice yield through "ideal plants" /
by: Matsushima, Seizō
Published: (1976)

Yield gains in major U.S. field crops /
Published: (2014)

Sampling techniques for measuring and forecasting crop yields /
by: Huddleston, Harold F.
Published: (1978)

Do sunspot cycles affect crop yields? /
by: Harrison, Virden L.
Published: (1976)

Potential grain price instability under alternative farm policies /
by: Morton, Andrew S.
Published: (1984)

Methodologies for valuation of agricultural crop yield changes : a review /
Published: (1978)

Yield gains in major U.S. field crops /
Published: (2014)

Yield formation in the main field crops /
by: Petr, J. (Jiří)
Published: (1988)

Crop yield response to deficit irrigation : report of an FAO/IAEA co-ordinated research program by using nuclear techniques : executed by the Soil and Water Management & Crop Nutrition Section of the Joint FAO/IAEA Division of Nuclear Techniques in Food and Agriculture /
Published: (1999)

Effect of an antitranspirant on the yield of crops in the High Plains of Texas during 1969 and 1970 /
by: Wendt, Charles W.
Published: (1973)

Essays on the effect of climate change on agriculture and agricultural transportation /
by: Attavanich, Witsanu
Published: (2012)

Field and forage crop investigations at Beeville : progress notes for the Beeville Station field day, June 23, 1950 /
by: Hall, R. A. (Richard A.), 1926-
Published: (1950)