Bulletin of the Bureau of Agricultural Intelligence and of Plant-Diseases, Volumen21911 |
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Página vi
... caused by the Soil's Reaction . - Effects of Volatile Products : 281-282 Road Tarring and Ve- getation ; 283 Effects of Various Volatile Substances ; 284 Products of Com- bustion ; 285 Smoke . 286 Leaf - Shrivelling Disease of the ...
... caused by the Soil's Reaction . - Effects of Volatile Products : 281-282 Road Tarring and Ve- getation ; 283 Effects of Various Volatile Substances ; 284 Products of Com- bustion ; 285 Smoke . 286 Leaf - Shrivelling Disease of the ...
Página 20
... caused by hailstorms to crops and stock is always of a local character . The preventive measures advised by the Government , and carried out by the farmers , hold the locusts in check . Cattle diseases and pests , where not due to ...
... caused by hailstorms to crops and stock is always of a local character . The preventive measures advised by the Government , and carried out by the farmers , hold the locusts in check . Cattle diseases and pests , where not due to ...
Página 21
DEVELOPMENT OF AGRICULTURE 21 The harm caused by frost can be easily avoided by the cultivation of crops which mature late and are resistant . Maize . The long harvest season for maize and Kafir Corn is most important . Maize sown up to ...
DEVELOPMENT OF AGRICULTURE 21 The harm caused by frost can be easily avoided by the cultivation of crops which mature late and are resistant . Maize . The long harvest season for maize and Kafir Corn is most important . Maize sown up to ...
Página 38
... caused by the red or dark red rays . The blue rays have no sensible influence , while the ultra - violet rays accelerate respiration and thus are harmful . P. König has carried out some very extensive investigations on the subject of ...
... caused by the red or dark red rays . The blue rays have no sensible influence , while the ultra - violet rays accelerate respiration and thus are harmful . P. König has carried out some very extensive investigations on the subject of ...
Página 48
... caused by vital reaction to external stimuli taking place at a minimum temperature , which is different for each individual . Among many results of practical importance those obtained from expe- riments on 200 varieties of wheat should ...
... caused by vital reaction to external stimuli taking place at a minimum temperature , which is different for each individual . Among many results of practical importance those obtained from expe- riments on 200 varieties of wheat should ...
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Pasajes populares
Página vii - The institute, confining its operations within an international sphere, shall — (a) Collect, study, and publish as promptly as possible statistical, technical, or economic information concerning farming, both vegetable and animal products, the commerce in agricultural products, and the prices prevailing In the various markets; (b) Communicate to parties interested, also as promptly as possible, all the information just referred to...
Página 771 - ... (b) Communicate to parties interested, also as promptly as possible, all the information just referred to; (c) Indicate the wages paid for farm work ; (d) Make known the new diseases of vegetables which may appear in any part of the world, showing the territories infected, the progress of the...
Página 643 - ... customs officer, duly authenticated by the proper custodian of such book of record, together with the affidavit of the owner, agent, or importer that such animal is the identical animal described in said certificate of record and pedigree: And provided further, That...
Página 643 - ... admitted free unless pure bred of a recognized breed, and duly registered in...
Página vii - ... (Submit to the approval of the governments, if there is occasion for it, measures for the protection of the common interests of farmers and for the improvement of their condition) after having utilized all the necessary sources of information, such as the wishes expressed by international or other agricultural congresses or congresses of sciences applied to agriculture, agricultural societies, academies, learned bodies, etc.
Página 643 - Any animal Imported by a citizen of the United States specially for breeding purposes, shall be admitted free, whether Intended to be used by the Importer himself or for sale for such purposes, except black or silver foxes: Provided, That no such animal shall be admitted free...
Página 644 - Horses, mules, asses, cattle, sheep, and other domestic animals straying across the boundary line into any foreign country, or driven across such boundary line by the owner for temporary pasturage purposes only, together with their offspring...
Página 644 - Cattle, horses, sheep, or other domestic animals straying across the boundary line into any foreign country, or driven across such boundary line by the owner for temporary pasturage purposes only, together with their offspring, may be brought back to the United States within six months free of duty, under regulations to be prescribed by the Secretary of the Treasury...
Página 643 - An Act to provide revenue, equalize duties, and encourage the industries of the United States, and for other purposes.
Página 644 - States within six months, in which case they shall be free of duty, under regulations to be prescribed by the Secretary of the Treasury: And provided further, That the provisions of this Act shall apply to all such animals as have been imported and are in quarantine or otherwise in the custody of customs or other officers of the United States at the date of the taking effect of this Act.