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Full-Text Articles in Life Sciences

The Effect Of Clipping And Weed Competition Upon The Spread Of Pasture Grass Seedlings, Cecil L. Hase Jul 1940

The Effect Of Clipping And Weed Competition Upon The Spread Of Pasture Grass Seedlings, Cecil L. Hase

Master's Theses

The drought of the last seven years with its disastrous dust storms has damaged vast areas of the native prairie as well as much of the cultivated land. Deficient rainfall has caused crop failures over large areas, leaving the fields without a protective covering. Due to these conditions, wind erosion started the dry, loose soil to drifting. Large amounts of the soil settled on the grassland and destroyed much of the native plant cover. Where t e native vegetation was weakened or destroyed, the soil was invaded by such weedy annuals as lambsquarter (Chenopodium sp. ) , Russian thistle (Salsola …


The Life History And Habits Of Buffalo Grass, John J. Webb Jul 1940

The Life History And Habits Of Buffalo Grass, John J. Webb

Master's Theses

Buffalo grass (Buchloe dactyloides) is a dioecious, stoloniferous perennial which, with Blue Grama grass (Bouteloua gracilis), forms the short grass faciation of the Great Plains. Its range extends from Saskatchewan to Mexico in the plains area. It is exceedingly valuable as forage, both during the growing season and winter, since cured grass is relished by livestock. Its stoloniferous habits make it an aggressive plant, and give it great soil-biding properties. This species of grass has vast possibilities in revegetation practices. A study of its life-history should be of benefit to conservationists as well as to agrostologists and taxonomists. There is …


An Analysis Of Seed Production Of Native Kansas Grasses During The Drought Of 1939, Lester R. Branson Jul 1940

An Analysis Of Seed Production Of Native Kansas Grasses During The Drought Of 1939, Lester R. Branson

Master's Theses

The present interest in the control of soil erosion and the stabilization of agriculture has initiated a great amount of research to find suitable grasses and methods for restoring grass production. The results of these investigations have shown that the native climax grasses are best suited for reseeding in arid and semi-arid regions


A Comparative Study Of Textbooks In General Agriculture Used In Senior High Schools, Lowell O. Yasmer Jan 1940

A Comparative Study Of Textbooks In General Agriculture Used In Senior High Schools, Lowell O. Yasmer

Master's Theses

The specific problem of the thesis is, "A Comparative Study of Certain Textbooks in General Agriculture Used in Senior High Schools.” It is limited in that it doe s not cover all textbooks in the field of general agriculture , but only those which made a certain score or rating through the use of a device formulated for this purpose, nor was it the problem to discover which is the best textbook in agriculture but rather to make a comparative analysis of the textbooks selected. The books selected were compare d critically with each other in an effort to determine …