Forest Management Recommendations and Studies Overview
The content discusses various aspects related to forest management, including conversion summaries, FRPA stocking standards, existing data evaluations, and recommendations for future studies. It emphasizes the need for systematic reviews, research on regeneration processes, and gathering more information to predict growth and yield accurately in forest stands.
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Conversion summary ROUGH SUMMARY MBF Bone- dry tons MCF cunits cords threshold Region II 10 2.9-3.9 29-39 34-46 38-55 Region III 30 7.3-9.1 73-91 86-107 83-138 The summary estimates exclude the Seymour data for which the bf:cf appears to be an outlier and includes bf:cf ratios for Region III from DOF in the absence of other region-specific conversion factors.
FRPA stocking standard re existing stands on State land Cells in green meet stocking standards Area Timber Type WS Saw BI Closed AS Closed WS-BI Pole WS-HW Repro WS Saw BI Closed AS Closed WS-BI Pole WS-HW Repro WS Saw AS Closed WS-AS Pole WS-BS Repro BI Pole Closed Bi Saw Closed WS-BI Saw Closed WS-HW Repro WS-SS BIRCH WS-BI Saplings Pole Saw Tot. stems 320 580 787 301 81 269 327 163 112 182 190 212 142 164 130 297 140 157 145 57 49 143 68 49 95 121 49 65 61 11 102 29 42 53 11 87 37 27 522 898 Fai-Delta 1,179 525 2,638 884 294 1,104 1,195 2,100 1,090 1,164 1,117 933 506 217 283 574 538 438 467 2,515 600 75 850 Tok 1,000 1,925 873 830 950 767 285 Copper River 9 76 92 81 23 46 36 34 68 153 408 424 353 338 Mat-Su Kenai
R4 R4. Based onexisting data, including the Levels-of-Growing-Stock (LOGS) study (e.g., Hollingsworth 2002, Packee 2001, 1999(b)), the existing standard in (d)(2) is acceptable. However, additional research is recommended on how stands at densities of 450 trees per acre and higher develop over the rotation in terms of form, growth rate, and mortality. Studies should review both spruce and hardwood stands.
R14am To better predict future growth and yield, we need better information on the timing and processes that occur between harvesting and canopy closure in both spruce and hardwood stands, particularly on sites where natural regeneration is the means of achieving reforestation.
R10 Recommend a systematic review to document forest regeneration that has occurred on harvest areas in relation to local site conditions and forest management practices. This would be similar to the study done by Miho Morimoto in the Fairbanks area. Priorities for studies are the Copper Basin, Mat-Su, Kenai, and Tok-Delta areas, as well as more remote areas with a history of harvesting. (K-YES)
