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. |
Результаты поиска по книге
Результаты 1 – 3 из 13
Стр. 144
... initial stand condition and future management . Measures of initial stand condition include site quality and stocking . Site quality is a measure of the growth potential of the forest site . An adequate measure of stocking involves the ...
... initial stand condition and future management . Measures of initial stand condition include site quality and stocking . Site quality is a measure of the growth potential of the forest site . An adequate measure of stocking involves the ...
Стр. 147
... initial stand conditions , and the relationship between overstory class and terminal injury rate . Methods : Several classes of overstory involving species and degree of crown density will be delineated which show significant ...
... initial stand conditions , and the relationship between overstory class and terminal injury rate . Methods : Several classes of overstory involving species and degree of crown density will be delineated which show significant ...
Стр. 152
... initial density also plays a part . Blister - rust infection can be pictured as a random thinning . Such a thinning may not be serious in a stand with heavy initial stocking . An equal proportion of mortality in lightly stocked stands ...
... initial density also plays a part . Blister - rust infection can be pictured as a random thinning . Such a thinning may not be serious in a stand with heavy initial stocking . An equal proportion of mortality in lightly stocked stands ...
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