الناشر: Govt. print. off.
الأنواع المسماة: plants

موجود 299 كتب


U.S. Dept. of agriculture. Division of entomology. Technical series, no. 7

بواسطة Coquillett, D. W. (Daniel William), 1856-1911 . النوع Tachinidae / Diptera / North America . الأسماء: musca / tipula / tachina / type / thorax و 22754 اكثر
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U.S. Dept. of agriculture. Division of botany. Bulletin no. 24 [from old catalog]

بواسطة Hicks, Gilbert Henry. [from old catalog] . النوع Germination / Effect of fertilizers. [from old catalog] . الأسماء: seeds / soil / wheat / lettuce / phos و 107 اكثر
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U.S. Dept. of agriculture. Department circular 35 [from old catalog]

بواسطة Gilbert, William Williams, 1880- [from old catalog] / Popenoe, Charles Holcomb, 1884- [from old catalog] . الأسماء: plants / insects / leaves / beetle / aphis و 329 اكثر
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U.S. Dept. of agriculture. Bureau of soils. Bulletin no. 27 [from old catalog]

بواسطة McNess, George Thomas. [from old catalog] / Hinson, Walter M., [from old catalog] . النوع Tobacco . الأسماء: soil / plants / leaves / acco / area و 211 اكثر
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U.S. Dept. of agriculture. Bureau of plant industry. Bulletin no. 21 [from old catalog]

بواسطة Tracy, William Woodbridge, Jr. [from old catalog] . النوع Vegetables / Varieties. [from old catalog] . الأسماء: ca / fer / american / fax / extra و 3067 اكثر
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U.S. Dept. of agriculture. Bureau of plant industry. Bulletin no. 170 [from old catalog]

بواسطة Ellis, Lynn Webster. [from old catalog] . النوع Plowing. [from old catalog] . الأسماء: horse / type / california / data / soil و 209 اكثر
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U.S. Dept. of agriculture. Bureau of plant industry. Bulletin no. 146. [from old catalog]

بواسطة Cook, O. F. (Orator Fuller), 1867-1949 . النوع Plant breeding. [from old catalog] . الأسماء: plants / animals / pollen / flowers / wheat و 469 اكثر
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U.S. Dept. of agriculture. Bulletin no. 1045 [from old catalog]

بواسطة Vinall, Harry Nelson, 1880- [from old catalog] . النوع Sunflowers / Silage . الأسماء: plants / silo / montana / seeds / flowers و 283 اكثر
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U.S. Dept. of agriculture. Bulletin no. 1045 [from old catalog]

بواسطة Vinall, Harry Nelson, 1880- [from old catalog] . النوع Sunflowers / Silage . الأسماء: plants / silo / montana / seeds / flowers و 283 اكثر
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