Botanical Abstracts, Volume 12Williams & Wilkins, 1923 - Botany |
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Page 630
... reduced yield , cutting roadside weeds , etc. The total weed loss in Indiana for 1920 is estimated at $ 44,072,870 or $ 14 per capita per year . Correctives are summed up under 10 suggestions , including use of pure viable seed ...
... reduced yield , cutting roadside weeds , etc. The total weed loss in Indiana for 1920 is estimated at $ 44,072,870 or $ 14 per capita per year . Correctives are summed up under 10 suggestions , including use of pure viable seed ...
Page 650
... reduced in the mountains . The differences in the morphology and histoloy of the flower parts at high and low altitudes are described . In general the cells are smaller , about , and the tissue of the flowers more compact . The opening ...
... reduced in the mountains . The differences in the morphology and histoloy of the flower parts at high and low altitudes are described . In general the cells are smaller , about , and the tissue of the flowers more compact . The opening ...
Page 660
... reduced from 800,000 to 500,000 cubic m . This was necessary in spite of the pressing demand for wood because the forests were being overcut and the forest capital reduced . The paper mills of Saxony alone require 1,250,000 cubic m ...
... reduced from 800,000 to 500,000 cubic m . This was necessary in spite of the pressing demand for wood because the forests were being overcut and the forest capital reduced . The paper mills of Saxony alone require 1,250,000 cubic m ...
Page 664
... reduced to common terms of money value . Because of the wide variation in costs , and the absence of reliable data on yields and costs over a period of years , such classification was not possible . Instead , assess- ments were based on ...
... reduced to common terms of money value . Because of the wide variation in costs , and the absence of reliable data on yields and costs over a period of years , such classification was not possible . Instead , assess- ments were based on ...
Page 667
... reduced to a minimum to reduce the chances of freezing No. 6 , JULY - AUGUST , 1923 ] 667 GENETICS.
... reduced to a minimum to reduce the chances of freezing No. 6 , JULY - AUGUST , 1923 ] 667 GENETICS.
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Common terms and phrases
Absts Acad acid acres Agric agricultural Amer amylase ANONYMOUS Bact bacteria Bacterium Beekeeping Biochem Biol BOTANICAL ABSTRACTS bryophytes Bull cane caused cells cent chlorophyll chromosomes clover color Compt crop cultivation culture described determined Deutsch dextrose discussed disease distribution Echinocactus Editor effect emulsin enzyme experiments factors Farr fertilizer flora flowers forest formation fruit fungi fungus garden genera genetic genus germination given glucoside grass growing growth Heredity honey Hort hybrids increase infection issue Entries Jour Landw leaf maize methods morphology Munn mycelium nitrogen organism parasites Paris phosphoric acid Phytopathology Phytopathology 13 pine plants pollen potato present produced Puerto Rico Rend Ridl root seed seedlings soil solution South Wales species spores starch Stevenson sugar temperature tests tion tissue trees Uphof varieties vegetation wheat yield Zeitschr
Popular passages
Page 741 - Gazette, vol. 74 ] [442 expected under this assumption, but it is preferred to use the theoretical value until further data on this point are available. It is assumed that the magnitude of the excess depression is a measure of the quantity of water held in such a way as to be unavailable for the solution of the sugar. The values obtained may be calculated to percentage "bound
Page 785 - BOTANICAL ABSTRACTS A monthly serial furnishing abstracts and citations of publications in the international field of botany in its broadest sense, beginning with the year 1918 PUBLISHED MONTHLY UNDER THE DIRECTION OP THE BOARD OF CONTROL OF BOTANICAL ABSTRACTS, INC.
Page 642 - Traité des arbres et arbustes qui se cultivent en France en pleine terre...
Page 769 - there is no evidence of the presence of soluble toxins in normally aerated soils sufficiently supplied with plant food and with calcium carbonate, but toxins may occur on 'sour* soils badly aerated and lacking in calcium carbonate, or on other exhausted soils.
Page 913 - Les dispositions de la loi du 28 janvier 1921 autorisant provisoirement le Gouvernement à s'opposer à l'exploitation excessive de certains bois et de certaines forêts appartenant à des particuliers...
Page 821 - Is the whole of Mendelism perhaps nothing but an establishment of very many chromosomical irregularities, disturbances or diseases of enormously practical and theoretical importance but without deeper value for an understanding of the "normal...
Page 666 - WALDRON, LR, 1921. — Inheritance of Rust Resistance in a Family Derived from a Cross Between Durum and Common Wheat.
Page 903 - Untersuchungen über Echtfärbung der Zellkerne mit künstlichen Beizenfarbstoffen und die Theorie des histologischen Färbeprozesses mit gelösten Lacken von Prof.
Page 635 - List of Serials Currently Received in the Library of the US Department of Agriculture: Exclusive of US Government Publications and Publications of the State Agricultural Colleges and Experiment Stations: Arranged by Title, by Subject, and by Region.
Page 1111 - BRITTON, NL and JN ROSE. The Cactaceae : Descriptions and illustrations of plants of the cactus family.