RU2005111786A - METHOD FOR DETERMINING THE STOCK OF TREES - Google Patents

METHOD FOR DETERMINING THE STOCK OF TREES Download PDF

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Publication number
RU2005111786A
RU2005111786A RU2005111786/11A RU2005111786A RU2005111786A RU 2005111786 A RU2005111786 A RU 2005111786A RU 2005111786/11 A RU2005111786/11 A RU 2005111786/11A RU 2005111786 A RU2005111786 A RU 2005111786A RU 2005111786 A RU2005111786 A RU 2005111786A
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RU
Russia
Prior art keywords
stock
trees
calculated
average
matrices
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RU2005111786/11A
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Russian (ru)
Inventor
В чеслав Федорович Давыдов (RU)
Вячеслав Федорович Давыдов
Анатолий Владимирович Корольков (RU)
Анатолий Владимирович Корольков
Ольга Константиновна Чернобровина (RU)
Ольга Константиновна Чернобровина
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Московский государственный университет леса (RU)
Московский государственный университет леса
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Priority to RU2005111786/11A priority Critical patent/RU2005111786A/en
Publication of RU2005111786A publication Critical patent/RU2005111786A/en

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Claims (1)

Способ определения запаса древостоя по изображениям лесных массивов, включающих пробные площадки, представленными цифровыми матрицами (m×n) элементов зависимости функции яркости I(х,у) от пространственных координат, программной обработкой матриц с расчетом площади рельефа древесного полога Sp, средней частоты пространственного спектра Fcp, связанной с радиусом R кроны среднего дерева
Figure 00000001
, отличающийся тем, что выделяют локальные максимумы функции яркости и рассчитывают среднее расстояние между ними α, отождествляют его со средним расстоянием между деревьями, по расчетным параметрам матриц Sp, R, α и регрессионным зависимостям вычисляют элементы леса:The method of determining the stand stock from the images of forests, including test sites, represented by digital matrices (m × n) of elements of the dependence of the brightness function I (x, y) on spatial coordinates, software processing of matrices with calculation of the relief area of the canopy Sp, the average frequency of the spatial spectrum Fcp associated with the radius R of the middle tree crown
Figure 00000001
, characterized in that local maxima of the brightness function are distinguished and the average distance between them α is calculated, it is identified with the average distance between trees, and forest elements are calculated from the calculated parameters of the matrices S p , R, α and regression dependences: высоту среднего дерева Hcp=H(R), сечение ствола
Figure 00000002
=g(H,R), относительную полноту насаждения
Figure 00000003
, число деревьев N на таксируемой площади S,
Figure 00000004
, по огиве насаждения находят среднее число модельных деревьев Nср=0,63·N, тремя методами рассчитывают запас: по элементам леса
Figure 00000005
, по стандартным таблицам V2=Hср·GΣ·П, редуцированием запаса Мпп пробной площадки на таксируемый массив
Figure 00000006
, определяют запас таксируемого массива М как среднегеометрическое
Figure 00000007
, гдеmedium tree height H cp = H (R), trunk section
Figure 00000002
= g (H, R), relative completeness of planting
Figure 00000003
, the number of trees N in the taxable area S,
Figure 00000004
, the average number of model trees N cf = 0.63 · N is found from the planting area, the stock is calculated by three methods: by forest elements
Figure 00000005
, according to the standard tables V 2 = H cf · G Σ · P, by reducing the stock M pp of the test site to the taxed array
Figure 00000006
, determine the stock of the taxed array M as a geometric mean
Figure 00000007
where αп, Пп, Rп - среднее расстояние между деревьями, относительная полнота и радиус кроны среднего дерева пробной площадки;α p , P p , R p - the average distance between the trees, the relative completeness and radius of the crown of the middle tree of the test site; GΣ - табличные данные средней суммы площади сечений древостоев при относительной полноте, равной единице.G Σ - tabular data of the average total cross-sectional area of stands with a relative completeness of unity.
RU2005111786/11A 2005-04-21 2005-04-21 METHOD FOR DETERMINING THE STOCK OF TREES RU2005111786A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2533022C1 (en) * 2013-06-11 2014-11-20 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Воронежская государственная лесотехническая академия" Method for determining growing stock

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2533022C1 (en) * 2013-06-11 2014-11-20 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Воронежская государственная лесотехническая академия" Method for determining growing stock

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