Risultati ricerca | Ersa - Agenzia regionale per lo sviluppo rurale

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Copertina Leaf spot of chrysanthemums

Monografia a stampa

Monografia a stampa

new york state agricultural experiment station

Leaf spot of chrysanthemums / [New York State Agricultural Experiment Station, Geneva, N. Y.]

[S.l. : s.n.]

Copertina A lecture on pollination of flowers : delivered at the State Horticultural Society , January, 1892 ; Cross and self-fertilization in plants : a paper read at the meeting of the Eastern Iowa Horticultural Society, Dec., 1891 ; The effects of cross-fertilization in plants : read at the meeting of the Northern Horticultural Society, Dec., 1891

Monografia a stampa

Monografia a stampa

pammel, l. h.

A lecture on pollination of flowers : delivered at the State Horticultural Society , January, 1892 ; Cross and self-fertilization in plants : a paper read at the meeting of the Eastern Iowa Horticultural Society, Dec., 1891 ; The effects of cross-fertilization in plants : read at the meeting of the Northern Horticultural Society, Dec., 1891 / L.H. Pammel

Des Moines : Iowa Printing Company, 1892

Copertina Legal enactments for the restriction of plant diseases : a compilation of the laws of the United States and Canada

Monografia a stampa

Monografia a stampa

smith, erwin f.

Legal enactments for the restriction of plant diseases : a compilation of the laws of the United States and Canada / by Erwin F. Smith

Washington : Government Printing Office, 1896

Copertina Legume inoculation

Monografia a stampa

Monografia a stampa

prucha, martin j.

Legume inoculation / Martin J. Prucha

Ithaca : Cornell University

Copertina Letter to the Secretary of Agriculture regarding forest growth and timer consumption.

Monografia a stampa

Monografia a stampa

Letter to the Secretary of Agriculture regarding forest growth and timer consumption.

[S.l. : s.n.]

Copertina Licensed commercial feeding stuffs 1905

Monografia a stampa

Monografia a stampa

woll, f.w.

Licensed commercial feeding stuffs 1905 / by F. W. Woll and Geo. A. Olson

Madison : [s.n.], 1905

Copertina Licensed commercial feeding stuffs, 1904

Monografia a stampa

Monografia a stampa

woll, f.w.

Licensed commercial feeding stuffs, 1904 / F.W. Woll and Geo. A. Olson

Madison : [s.n.]

Copertina Licensed commercial feeding stuffs, 1906

Monografia a stampa

Monografia a stampa

woll, f.w.

Licensed commercial feeding stuffs, 1906 / by F. W. Woll and Geo A. Olson

Madison : [s.n.], 1906

Copertina Licensed commercial fertilizers and feeding stuffs 1906

Monografia a stampa

Monografia a stampa

woll, f.w.

Licensed commercial fertilizers and feeding stuffs 1906 / by F. W. Woll and Geo. A. Olson

Madison : [s.n.], 1906

Copertina Licensed commercial fertilizers and feeding stuffs 1907

Monografia a stampa

Monografia a stampa

woll, f.w.

Licensed commercial fertilizers and feeding stuffs 1907 / by F. W. Woll and Geo. A. Olson

Madison : [s.n.], 1907