Bulletin of the U.S. Department of AgricultureThe Department, 1921 |
Contents
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Common terms and phrases
25 per cent acre aleurone color alfalfa pasture Algeria amount apothecia average barley beets bran bulletin bushels cent white cents-Contd character classes of seeds coal color factor colored horny colored seeds colored waxy cord correlation cost cottonseed meal crop deviation difference digestibility endosperm texture Experiment Farm farmers feed female gametes flour grain groups hauling heterozygous hogs homozygous horny endosperm horny seeds hybrid Dh 234 irrigated labor maize male parent Mendelian monohybrid monohybrid ratio North Central North Dakota Number of seeds observed Oxnard Pedigree percentage of waxy percentage of white pigs plants grown pollinated pounds of gain probable error production progeny of ear protein Pseudopeziza reciprocal reduplication result of self-pollinating rosette Scottsbluff self-pollinated ear shown in Table silage soil spores steers sugar beets tests tion Total trees waxy endosperm waxy seeds West North Central wheat white horny white seeds white waxy wood fuel yield zygotic
Popular passages
Page 17 - ... the actual market value or wholesale price of such merchandise at the time of exportation to the United States, in the principal markets of the country from which the same has been imported...
Page 37 - It is further ordered that the Secretary of Commerce and Labor be, and he hereby is, directed to take, through the Bureau of Immigration and Naturalization, such measures and to make and enforce such rules and regulations as may be necessary to carry this order into effect.
Page 54 - ... the lateral nerves sometimes faint or obscured by striations and intermediate nerves; lemmas closely imbricate, firm, the pistillate coriaceous, the margins bowed out near the base, acute or acutish, 3-nerved, with several intermediate nerves or striations; palea as long as the lemma or shorter, the pistillate coriaceous, inclosing the grain.
Page 116 - Spikelets 2-flowered, the rachilla disarticulating above the glumes, not prolonged; glumes about equal, acute, membranaceous or subscarious ; lemmas firm, rounded on the back, tapering into two slender teeth, the callus with a very short tuft of hairs, bearing on the back below the middle a slender, geniculate, twisted, usually exserted awn, this reduced or wanting in the lower floret in one species. Low, delicate annuals with small open or contracted panicles. Species about nine, in southern Europe,...
Page 197 - ... in the broad sheaths of short leaves, usually about 3 in a fascicle, forming a cluster or head at the ends of the branches; rachilla disarticulating above the glumes and between the florets; glumes of the lower 1 or 2 spikelets equal, 1-nerved, narrow, acute, a little shorter than the lemmas, those of the upper spikelet unequal, the first much shorter or obsolete; lemmas 3-nerved, those of the lower spikelet coriaceous, acuminate, the points spreading, the midnerve extended into a mucro, those...
Page 45 - ... above the glumes and between the florets, the uppermost floret reduced ; glumes about equal, broad, papery-chartaceous, with scarious margins; lemmas papery, broad, with scarious, spreading margins, cordate at base, several-nerved,' the nerves often obscure, the apex in our species obtuse or acutish ; palea much shorter than the lemma. Annual or perennial, low grasses, with erect culms, flat blades, and, usually open, showy panicles, the pedicels in our species capillary, allowing the spikelets...
Page 10 - From the data in Tables 1 and 2 it is apparent that the United States produces more cotton-seed oil than any other single oil — nearly 1,344,000,000 pounds during the calendar year 1917. We likewise consume more of this , oil than of all other vegetable oils combined. This is due not only to its suitability for both table and cooking purposes, but also to the fact that it forms the bulk of the lard substitutes, and that large amounts are employed in the manufacture of oleo-margarine, as well as...
Page 107 - ... prolonged beyond the perfect florets as a slender bristle or bearing a reduced or sterile floret at the tip ; glumes usually about equal in length but unequal in shape, the lower narrow and sometimes shorter, 1-nerved, the upper somewhat broader above the middle, wider than the lower, 3 to...
Page 34 - Spikelets few- to many-flowered, subterete or slightly compressed, the rachilla disarticulating above the glumes and between the florets; glumes unFlGUEE 6.
Page 9 - Spikelets with 1 to 4 empty lemmas below the fertile florets ; nerves obscure ; lemmas firm 18. UNIOLA. 22b. Spikelets with no empty lemmas below the fertile florets ; nerves usually prominent; lemmas membranaceous (firm in a few species of Bromus and Festuca) 23 23a. Lemmas flabellate; glumes wanting; inflorescence dense, cylindric; low annual 25. ANTHOCHLOA. 23b. Lemmas not flabellate; glumes present; inflorescence not cylindric 24 24a. Palea winged on the lower half of the keels; spikelets linear,...