1
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Material Type: Livro
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The ecological effects of Eucalyptus
Poore, M.E.D ; Fries, C
FAO Forestry Paper (FAO), 1985 (59)
Rome (Italy): FAO
Sem texto completo
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2
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Material Type: Artigo
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Effects of diversified agricultural ecosystems on pest management
He Tan (Tibet Autonomous Region Inst. of Agriculrural Sciences, Lhasa (China))
Xinan nongye xuebao, 1989-03, Vol.2 (1)
Sem texto completo
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3
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Material Type: Artigo
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Fate of carbofuran in rice / fish and rice / duckweed / fish ecosystems
Gan Jianying ; Sun Jinhe ; Chen Ziyuan (Zhejiang Agricultural Univ., Hangzhou (China). Inst. of Nuclear Agricultural Sciences)
Huánjìng kēxué xuébào, 1989-03, Vol.9 (1)
[Periódico revisado por pares]
Sem texto completo
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4
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Material Type: Artigo
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An analysis on ecosystems of paddy field in Fujian Province
Wu Zhiqiang ; Lin Wenxiong (Fujian Agricultural Coll., Fuzhou (China))
Sheng tai xue za zhi, 1989-06, Vol.8 (3)
[Periódico revisado por pares]
Sem texto completo
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5
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Material Type: Recurso Textual
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Investigation on the insect kinds and population of tea garden ecosystems
Huang Xiaolan ; Ding Ruixing (Nanjing Agricultural Univ. (China). Lab. of Agricultural Ecology)
Anhui Agricultural Sciences (China), 1989 (4)
Sem texto completo
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6
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Material Type: Recurso Textual
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Effects of hydrological cycle on the balance of nutrients in rice ecosystems in the Tai Lake region
Qin Zuping (Wuhan Univ., Hubei (China). Dept. of Environmental Science) ; Xu Qi
Rural Eco-Environment (China), 1989 (2)
Sem texto completo
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7
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Material Type: Artigo
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A research on the method of quantitative evaluation of comprehensive benefit of compound ecologic economic system [China]
Ye Maoxin ; Cai Shikui ; Shi Xiangchao (Yancheng Municiple Bureau of Environment Protection, Jiangsu (China))
Nong ye xian dai hua yan jiu, 1989-03, Vol.10 (2)
Sem texto completo
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8
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Material Type: Artigo
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A tentative analysis about the aquatic organisms and ecosystem of fishery in four south lakes of Shandong Province [China]
Wang Jianpeng (Shandong Provincial Inst. of Freshwater Fishery, Jinan (China))
Shuichan Xuebao, 1989-09, Vol.13 (3)
[Periódico revisado por pares]
Sem texto completo
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9
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Material Type: Artigo
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Improvement of the ecological environment in Taihang Mount Area
Ren Shikui ; Zhou Damai (Hebei Agricultural Univ., Baoding (China). Dept. of Agronomy)
Hebei nong ye da xue xue bao, 1988-01, Vol.11 (1)
Sem texto completo
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10
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Material Type: Artigo
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The development and water resources of cities ecosystem in Xinjiang
Li Xueyu (Shihezi Agricultural Coll., Xinjiang (China))
Journal of Shihezi Agricultural College (China), 1988-02 (1)
Sem texto completo
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