Bulletin, Issues 223-234The Station., 1915 |
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Page 48
... Aphis varians Aphis sanborni CONTENTS . PAGE 50 Rhopalosiphum lactucae ? Myzus ribis Myzus dispar Macrosiphum lactucae Macrosiphum sp . Schizoneura ulmi ( fodiens ) Food Plant Catalogue . Part IV .. -88g 56 57 60 AGRICULTURAL EXPERIMENT ...
... Aphis varians Aphis sanborni CONTENTS . PAGE 50 Rhopalosiphum lactucae ? Myzus ribis Myzus dispar Macrosiphum lactucae Macrosiphum sp . Schizoneura ulmi ( fodiens ) Food Plant Catalogue . Part IV .. -88g 56 57 60 AGRICULTURAL EXPERIMENT ...
Page 50
... Aphis varians , n . sp . White cornicled currant aphid . Figs . 5 , 6 , 7 , 34 , 39 . By far the worst of the species under consideration is a plant louse which I fail to find recognizably described . It may be grossularia Kalt , but ...
... Aphis varians , n . sp . White cornicled currant aphid . Figs . 5 , 6 , 7 , 34 , 39 . By far the worst of the species under consideration is a plant louse which I fail to find recognizably described . It may be grossularia Kalt , but ...
Page 51
... Aphis varians . Antenna and cornicle of alate female . 28-13 O Fig . 7. Aphis varians , green variety 2 CURRANT AND GOOSEBERRY APHIDS IN MAINE . 51.
... Aphis varians . Antenna and cornicle of alate female . 28-13 O Fig . 7. Aphis varians , green variety 2 CURRANT AND GOOSEBERRY APHIDS IN MAINE . 51.
Page 52
... Aphis sanborni n . n . Green aphid of gooseberry ( 23-13 ) . Figs . 8 , 9 , 10 , 11 , 29 , 35 . Associated with the foregoing species upon wild gooseberry on the terminal shoots and ventral surface of the leaf , I found for the first ...
... Aphis sanborni n . n . Green aphid of gooseberry ( 23-13 ) . Figs . 8 , 9 , 10 , 11 , 29 , 35 . Associated with the foregoing species upon wild gooseberry on the terminal shoots and ventral surface of the leaf , I found for the first ...
Page 53
... Aphis sanborni . Antenna and cornicle of nymph . The apterous second generation has during the nymphal stages a 5 - jointed antenna , Fig . 9 , which becomes 6 - jointed at the last molt . Fig . 10. This is without sensoria except the ...
... Aphis sanborni . Antenna and cornicle of nymph . The apterous second generation has during the nymphal stages a 5 - jointed antenna , Fig . 9 , which becomes 6 - jointed at the last molt . Fig . 10. This is without sensoria except the ...
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Common terms and phrases
50 gallons Agricultural Experiment Station amount antenna aphids Aphis apple apple scab apterous arsenate of lead average yield bean birds bordeaux mixture breeding Buckton Bulletin bushels per acre cells cent coefficient of variation color corn cornicles correlation crop currant dianthi Schrank disease drills Early Pearl egg characters egg production epidermis fertilizer field formaldehyde fungus grain Green Mountain grown Highmoor Highmoor Farm Imported Scotch inches individual injury Irish Cobbler Irish Victor Kalt Kaltenbach Kherson Laboratory Assistant layer laying leaf length lime-sulphur Linn Macrosiphum Maine Agricultural Experiment medium melanin melanin pigment Myzus oats observed ORONO oviduct percent plants potatoes pounds powdery scab probable error produced RAYMOND PEARL Regenerated Swedish Select Rhizoctonia Rhopalosiphum ribis sclerotia season seed sensoria shown soil Soluble Sulphur soy bean species spots spray stem surface Table tion tubers variable variety tests viviparous width winged yolk weight
Popular passages
Page vii - ... the analysis of soils and water ; the chemical composition of manures, natural or artificial, with experiments designed to test their comparative effects on crops of different kinds; the adaptation and value of grasses and forage plants; the composition and digestibility of the different kinds of food for domestic animals; the scientific and economic questions involved in the production of butter and cheese; and such other researches or experiments bearing directly on the agricultural industry...
Page vii - That it shall be the object and duty of said experiment stations to conduct original researches or verify experiments on the physiology of plants and animals; the diseases to which they are severally subject, with the remedies for the same; the chemical composition of useful plants at their different stages of growth; the comparative advantages of rotative cropping as pursued under a varying series of crops ; the capacity of new plants or trees for acclimation; the analysis of soils and water; the...
Page x - Jersey citizen who is concerned in agriculture, whether farmer, manufacturer, or dealer, has the right to apply to the Station for any assistance that comes within its province to render, and the Station will respond to all applications as far as lies in its power.
Page 71 - This is no doubt due, in a large measure, to the fact that the pagans are opposed to education and progress, and cling tenaciously to the old Indian customs and habits.
Page 170 - IV. On a General Formula for the Constitution of the nth Generation of a Mendelian Population in which all Matings are of Brother and Sister.
Page 9 - The soy bean requires about the same temperature as corn. Professor Brooks says that the earlier sorts will mature in Massachusetts with as much certainty as will the earlier varieties of corn. As a general thing, the soy bean is not so easily injured by frost as the common field or garden varieties of beans, and hence it can be planted earlier in the spring and can also be left in the field later in the autumn. • Farmers
Page 135 - The Histological Basis of the Different Shank Colors in the Domestic Fowl. By HR Barrows. 'Maine Agricultural Experiment Station Annual Report for 1914, pp. 237-252. 73. Studies on the Physiology of Reproduction in the Domestic Fowl.
Page 110 - THE STERILE FUNGUS RHIZOCTONIA AS A CAUSE OF PLANT DISEASES IN AMERICA.
Page 4 - ... the continual scraping up of the dirt so that the tubers growing in the ridge are considerably above the surface between the rows. It can be readily seen that in a dry season a field so handled must suffer considerably from lack of moisture. Of course, in a wet season as is frequently experienced in Aroostook County no lack of moisture is felt and the drains between the rows are an advantage rather than an injury, but in an extremely dry season it would seem that the drainage is too great. The...
Page viii - There shall be appropriated annually from the state treasury the sum of one thousand dollars in favor of the Maine Agricultural Experiment Station, and the same may be expended in the analysis of food and agricultural seeds. So much of said appropriation shall be paid by the treasurer of state to the treasurer of said Experiment Station as the director of said station...