الناشر: Govt. print. off.

موجود 593 كتب


The oxygen requirements of shellfish

بواسطة Mitchell, Philip H. (Philip Henry), 1883-1955 . النوع Respiration . الأسماء: sea / arenaria / bacteria / animal / duplicate و 49 اكثر
اقرأ
0 مشاهدات

Agricultural experiment stations in foreign countries

بواسطة True, Alfred Charles, 1853-1929. [from old catalog] / Crosby, Dick Jay, 1866-1926, [from old catalog] . النوع Agricultural experiment stations. [from old catalog] . الأسماء: plants / seeds / fruit / animal / animals و 2009 اكثر
اقرأ
0 مشاهدات


Monographs of the United States Geological Survey ; v. 52

بواسطة Van Hise, Charles Richard, 1857-1918 / Leith, Charles Kenneth, 1875-1956 / Martin, Lawrence, 1880-1955 . النوع Geology / Superior, Lake / Iron ores / Superior, Lake . الأسماء: rock / area / areas / age / called و 4357 اكثر
اقرأ
0 مشاهدات

Bibliography of the more important contributions to American economic entomology

بواسطة Banks, Nathan, b. 1868 / Henshaw, Samuel, 1852-1941 / Riley, Charles V. (Charles Valentine), 1843-1895 / Walsh, Benjamin Dana, 1808-1869 . النوع n-us--- / Beneficial insects / Bibliography / Insects / United States و 5 اكثر . الأسماء: insects / life / aphis / beetle / fruit و 8004 اكثر
اقرأ
0 مشاهدات

Circular no. 34

بواسطة Bonsteel, Jay Allan. . النوع Soils / United States . الأسماء: soil / type / areas / area / grass و 104 اكثر
اقرأ
0 مشاهدات

Italian lemons and their by-products

بواسطة Powell, George Harold. [from old catalog] / Chace, Edward Mackay. [from old catalog] . النوع Lemon. [from old catalog] .
اقرأ
0 مشاهدات

Public health reports. Reprint 162. [from old catalog]

بواسطة [Mayne, Bruce], 1882- [from old catalog] . النوع Anthrax / Flies as carriers of disease . الأسماء: anthrax / animal / animals / guinea / stomoxys و 35 اكثر
اقرأ
0 مشاهدات

Local adjustment of cotton varieties

بواسطة Cook, Orator Fuller. [from old catalog] . النوع Cotton / Varieties. [from old catalog] . الأسماء: plants / leaves / seeds / type / victoria و 436 اكثر
اقرأ
0 مشاهدات