1·It showed that the minimum sample for spot checking tree spatial distribution patterns of natural Korean pine broad leaved forest should be 49.
结果表明,天然红松阔叶林空间分布格局调查的最小样本量为49。
2·Dark taiga, tropical rain forest and evergreen broad-leaved forest are climax of area of cold temperate, tropic and subtropics.
冷杉林(暗针叶林)、热带雨林和常绿阔叶林是寒温带、热带和亚热带的气候顶极群落。
3·Therefore, it should be emphasized to enhance the self - fertilization capability of forest by adjusting the species composition and increasing the proportion of native broad - leaved species.
因此,应重视通过调整物种组成,增加阔叶树种比例以增强森林的自肥能力。
4·In order to reduce transpiration which consumes water, leaves of plants here fall in winter, forming evergreen deciduous broad-leaved mingled forest that is peculiar to karst forest community.
植物为了减少树叶蒸腾作用消耗的水分而在冬季落叶,就形成了常绿落叶阔叶混交林独特的喀斯特森林群落。
5·The orderliness of forest litter's capability in holding water is the conifer higher than the broad-leaved trees.
各林型枯枝落叶层的持水量呈现出明显的针叶林大于阔叶林的规律。
6·The succession of broad-leaved forest by decreasing tree number and increasing storage was in accordance with the characteristics of transfer probability.
阔叶林分通过株数递减和蓄积量递增而演变,这种演变过程和转移概率的特征是一致的。
7·It is significantly to study the influence of different slash in evergreen broad-leaved forest on soil animal community.
就不同程度的森林砍伐对其中的土壤动物群落产生的影响进行长期跟踪调查研究具有重要的生态学意义。
8·This probability distribution was directed by "inside time" and it indicated the structure state of broad-leaved forest in the future.
这种概率分布是由内部时间定向的,可用以描述阔叶林分未来的结构状态。
9·The phenology of 312 seed plants of the warm temperate deciduous broad-leaved forest and conifer forest in Confucius Cemetery, Qufu have been observed half-monthly for 13 months.
对孔林暖温带落叶阔叶林和针叶林中312种种子植物的开花、结果的物候情况进行了研究,每半月调查1次,持续观察13个月。
10·The results show that the broad-leaved forest is the dominant landscape with many types of landscape that form dispersal patch structure in Wuyuan County.
结果表明:研究区的优势景观为阔叶林景观,又有多种景观类型分散在其内,构成分散的斑块景观结构类型;