[ 发表于: Pollution ]
高级检索
AGROVOC关键词
细化搜索
结果 1-5 的 5
The "Black Triangle". A general reader
1993
Pape, R. (comp.)
Swedish University of Agricultural Sciences - Sweden
[Studies on the seed production of Pinus contorta Dougl.]
1990
Kobliha, J. (Vysoka Skola Zemedelska, Brno (CSFR). Lesnicka Fakulta)
ZB MED Nutrition. Environment. Agriculture - Germany
[High moisture content of soils as important ecological factor on forest openings caused by air pollution effects]
1990
Herynek, J. (Vysoka Skola Zemedelska, Brno (CSFR). Lesnicka Fakulta)
ZB MED Nutrition. Environment. Agriculture - Germany
[Effects of fertilization on the chemical properties of [forest] soils]
1990
Sarman, J. (Vysoka Skola Zemedelska, Brno (CSFR). Lesnicka Fakulta)
ZB MED Nutrition. Environment. Agriculture - Germany