Year: 1984
Type: report
Abstract: APPLICATION 4. Distribute these 1/735-acre plots uniformly This guide presents a method for determining in throughout the stand.advance of final harvest whethei, reproduction is 5. Measure the tallest stem of advance oak reproadequate to reasonably ensure the regeneration of an duction on each 1/735-acre plot and record (advance oak stand: The guide is based on studies of sui-vival reproduction inventory (fig.1)).Tally these stems by and'growth of oak reproduction on a range of sites 2-foot height classes and ½-inch ground diameter from site index 50 to 70 for black oak in the Missouri classes (table 1).A 6-inch caliper graduated in either OzarkS.The guide assumes oaks Will be grown in tenth or quarter inches can be used for measuring even-aged stands as recommended by Roach and ground diameters.Measure only trees 1.5 inches Gingrich (1968)and Sander (1977).d.b.h, or less; stems larger than this should be con-The guide requires inventories of (a) the overstory sidered part of the overstory and tallied as such, even and (b) the oak advance reproduction.Both inven-if below the main canopy.If no oak advance reproduc-, tion is present, record zero for height and ground tortes should be made at the same time and tallied on diameter on the tally form.a form (fig. 1).If the oak advance reproduction ' inventory shows there are insufficient oaks to replace 6. Record on the advance reproduction tally form the stand, the 0verstory inventory is used to determine the aspect of each plot by quadrant (NE, SE, SW, or whether or not stump sprouts from overstory oaks are NW) and its slope position (upper, middle, or lower likely to be numerous enough to make up for deficien-thirds).For plots on level topography (all slopes less cies in advance reproduction, than 15 percent), narrow ridge tops, or bottoms, code as LE, RI, or BO, respectively, under slope positionTo Use This Guide and use the stocking values for southeast/northwest aspects (table 1).
DOI: 10.2737/nc-rp-251
Authors: Ivan L. Sander, Paul S. Johnson, Robert Rogers
Institution: US Forest Service
Language: English
Subfield: Forestry
Domain: Life Sciences
SDGs: Life on land, Zero hunger
Open Access status: gold
OpenAlex ID: W603087604