Planning Research for Resource DecisionsIowa State University Press, 1970 - Всего страниц: 183 Scientists, research, and resource management. Planning research programs. Problem analysis and project planning. Scientific methods and models. Defining the study objective. Selecting study procedures. Preparing written study plans. Maintaining essential research records. Writing for publication. Being your own editor. Final throughts. An exhibit of research plans. |
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Стр. 163
... pest - control or management activities open to them in particular white pine stands . The value of pest control in a particular stand depends on ( 1 ) the initial stand condition and the seriousness of pests and other causes of loss ...
... pest - control or management activities open to them in particular white pine stands . The value of pest control in a particular stand depends on ( 1 ) the initial stand condition and the seriousness of pests and other causes of loss ...
Стр. 168
... management ) would determine the profitability of the various pest - control programs for each class . A table could then be prepared in which the various condition - class pest - control - program combinations were arranged in ...
... management ) would determine the profitability of the various pest - control programs for each class . A table could then be prepared in which the various condition - class pest - control - program combinations were arranged in ...
Стр. 169
... pest - control activity continues at the present level . And the last estimate would indicate the potential supply that could be generated if pest control remained at the present level and other management activities were intensified to ...
... pest - control activity continues at the present level . And the last estimate would indicate the potential supply that could be generated if pest control remained at the present level and other management activities were intensified to ...
Содержание
SCIENTISTS RESEARCH AND RESOURCE MANAGEMENT | 3 |
PLANNING RESEARCH PROGRAMS | 13 |
PROBLEM ANALYSIS AND PROJECT PLANNING | 25 |
Авторские права | |
Не показаны другие разделы: 6
Часто встречающиеся слова и выражения
alternatives areas authorship average blister-rust infection clientele condition class considered cost decision-makers define dependent determine develop eastern white pine efficient estimate evaluating even-aged example experience factors fatal infection FER-NE Forestry Grammar of Science gross yield growth rates hardwoods harvest hypothesis important independent variables inductive reasoning infection rate initial stand condition injury rate management and pest-control manuscript measure methods needed NEFES noun number of injuries observed overstory pest pest-control activities prediction problem analysis profitable project plan pruning publication punched cards rate of fatal reader records relationship research planning resource manager resource research sample scientific scientific methods scientists selected shortleaf pine significant solve specific statistical study objective study plan study procedures stumpage timber tree U.S. Forest Service various verb volume growth volume loss weevil injury white pine production white pine stands writing