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reverse pyramid of grassland system
释义
reverse pyramid of grassland system
Encyclopedia
农学
草业系统“倒金字塔”
释
reverse pyramid of grassland system
草业系统“倒金字塔”
在人类强烈干预和已有科学技术手段支持下,通过农学措施提高各个转化阶段的草地生产能力,使经济效益逐级放大(或增值)的“倒金字塔”模式。
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Laizhou Shi
Laizhou Wan
La jetée
La Jeunesse
Lajia Liedao
Lajia Site
Laji Shan
Lajos Kassák
La Juive
lake
lake aquaculture
Lake Baikal
Lake Baikal of Russian World Culture Heritage
Lake Balkhash
lake biological record
lake bottom tunnel
Lake Burullus
lake catchment
Lake Chad Basin Commision
Lake Champlain
Lake Chao Scenic and Historic Area
Lake Clark National Park and Preserve
Lake Club Painting Society
lake comprehensive treatment
lake current
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