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The weed flora of Iowa - Pammel, L. H. (Louis Hermann), 1862 -1931 (Iowa Geological Survey, 1913)

Weed management plan - Montana. Department of Fish, Wildlife,; Parks (Montana Department of Fish, Wildlife and Parks, 1993)

Weeds and how to eradicate them - Shaw, Thomas, 1843 -1918 (Webb Pub. Co, 1911)

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Wildland weeds - Florida Exotic Pest Plant Council. (Florida Exotic Pest Plant Council, 2004)

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Wiltshire archaeological and natural history magazine - Wiltshire Archaeological; Natural History Society. (Wiltshire Archaeological and Natural History Society, 1901)

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wu ke lan de lin xing fen lei 乌克兰的林型分类 - Lavrinenko, D. D. (zhong guo lin ye chu ban she 中国林业出版社, 1958)

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The young gardener's assistant : containing a catalogue of garden & flower seeds, with practical directions under each head for the cultivation of culinary vegetables and flowers ; also directions for cultivating fruit trees, the grape vine, &c., to which is added a calendar, showing the work necessary to be done in the various departments of gardening in every month of the year - Bridgeman, Thomas, 1786 -1850 ([s.n.], 1840)

The young gardener's assistant; containing a catalogue of garden & flower seeds, with practical directions under each head, for the cultivation of culinary vegetables and flowers. Also directions for cultivating fruit trees, the grape vine, &c.; to which is added, a calendar, showing the work necessary to be done in the various departments of gardening in every month of the year ... - Bridgeman, Thomas, 1786 -1850 (Mitchell & Turner, 1837)

The young gardener's assistant: containing a catalogue of garden and flower seeds, with practical directions under each head, for the cultivation of culinary vegetables and flowers, with directions for cultivating fruit trees, the grape vine, &c - Bridgeman, Thomas, 1786 -1850 (W. Mitchell, 1835)

The young gardener's assistant; containing a catalogue of garden & flower seeds, with practical directions under each head, for the cultivation of culinary vegetables and flowers, also directions for cultivating fruit trees, the grape vine, & c.; to which is added, a calendar, showing the work necessary to be done in the various departments of gardening in every month of the year - Bridgeman, Thomas, 1786 -1850 (For sale by T. Bridgeman [etc.], 1840)

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The young gardener's assistant, in three parts, containing catalogues of garden and flower seed, with directions under each head for the cultivation of culinary vegetables and flowers - Bridgeman, Thomas, 1786 -1850 (The author, 1847)

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Zeitschrift für wissenschaftliche Insektenbiologie (s.n, 1907)

Zeitschrift für wissenschaftliche Insektenbiologie (s.n, 1908)

Zeitschrift für wissenschaftliche Insektenbiologie (s.n, 1911)

Zeitschrift für wissenschaftliche Insektenbiologie (s.n, 1912)

Zeitschrift für wissenschaftliche Insektenbiologie (s.n, 1913)

Zeitschrift für wissenschaftliche Insektenbiologie (s.n, 1916)

Zeitschrift für wissenschaftliche Insektenbiologie (s.n, 1917)

Zeitschrift für wissenschaftliche Insektenbiologie (s.n, 1920)

Zeitschrift für wissenschaftliche Insektenbiologie (s.n, 1905)

Zeitschrift für wissenschaftliche Mikroskopie und mikroskopische Technik (S. Hirzel [etc.], 1904)

Zellenlehre und anatomie der pflanzen - Miehe, Hugo. (1911)

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Zentralblatt für allgemeine und experimentelle Biologie (S. Hirzel, 1911)

zhi wu fen lei xue jian bian - Hu, Xiansu (gao deng jiao yu chu ban she)