Agricultural Research Bulletins, Nos. 522-555

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Andersen, Jay
Barnard, Jerald
Bauder, Ward
Beal, George
Beer, C.
Bohlen, Joe
Burchinal, Lee
Butcher, Walter
Caillouet, Charles
Crom, Richard
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Volume 35, Bulletins 522-555. (522) Role of Nitrogen, Phosphorus and Potassium Fertilizers in Continuous Corn Culture on Nicollet and Webster Soils; (523) Solving Tile Drainage Problems by Using Model Data; (524) Soybean Yields and Plant Composition as Affected by Phosphorus and Potassium Fertilizers; (525) Conservation Reserve in South-Central Iowa; (526) Application of Distributed Lag and Autocorrelated Error Models to Short-Run Demand Analysis; (527) Cost Functions in Relation to Farm Size and Machinery Technology in Southern Iowa; (528) Family Decision-Making and Role Patterns Among Iowa Farm and Nonfarm Families; (529) Milk Production Functions in Relation to Feed Inputs, Cow Characteristics and Environmental Conditions; (530) Regional Intersectoral Relations and Demand Projections with Emphasis on the Feed-Livestock Economy of the North Central States; (531) Effect of Feed-Grain Output Controls on Resource Uses and Values in Northern and Southern Iowa; (532) Influence of Nitrogen and Phosphorus Fertilization on Nutrient Status and Profitability of Bromegrass on Ida Soils: I. Effect on Yields and Economics of Use, II. Effect on Chemical Composition of Bromegrass; (533) Experiments with Autoregressive Error Estimation; (534) Farm Migrants to the City: A Comparison of the Status, Achievement, Community and Family Relations of Farm Migrants with Urban Migrants and Urban Natives in Des Moines, Iowa; (535) Relationship of Tree Survival and Yield to Coal-Spoil Characteristics; (536) Effects of Migration on the Open-Country Population of Iowa, 1950-61; (537) Normative Supply Functions and Optimum Farm Plans for Northeaster Iowa; (538) Programming Analysis of Interregional Competition and Surplus Capacity of American Agriculture; (538) Projections of U. S. Agricultural Capacity and Interregional Adjustments in Production and Land Use with Spatial Programming Models; (539) Yield Response of Corn in a Planosol Soil to Subsurface Drainage with Variable Tile Spacings; (541) Evaluation of Alternative market Organizations in a Simulated Livestock-Meat Economy; (542) Exploratory Econometric Study of Dairy Bargaining Cooperatives; (543) Fertilizer Production Functions from Experimental Data with Associated Supply and Demand Relationships; (544) Comparisons of Laboratory and Greenhouse Indexes of Nutrient Availability in Soils; (545) Aggregate Investment Demand for Farm Buildings: A National, Regional and State Time-Series Analysis; (546) Characteristics of Operator Entry Into Iowa Farming, 1959-60; (547) Coordinated Egg Production and marketing in the North Central States: V. Least-Cost Egg Marketing Organization Under Alternative Production Patterns; (548) Simulation of Regional Product and Income with Emphasis on Iowa, 1954-1974; (549) Postglacial Environments in Relation to Landscape and Soils on the Cary Drift, Iowa; (550) Analysis of Ranking of Dairy Bargaining Cooperative Objectives; (551) Hyperactivity, Blood Lactic Acid and Mortality in Channel Catfish; (552) Selection in Zea mays L. by Inbred Line Appearance and Testcross Performance in Low and High Plant Densities; (553) Dissemination of Farm Market News and Its Importance in Decision-Making; (554) Fertilizer Production Functions in Relation to Weather, Location, Soil and Crop Variables; (555) Acreage Response and Production Supply Functions for Soybeans