Søk Bilder Maps Play YouTube Nyheter Gmail Disk Mer »
Logg på
Bøker Bok
" ... inches. Because of its need for large water supply, and its remarkable susceptibility to climatic conditions, it follows that the average potato yield is affected more by water supply than by lack of plant food. The selection of soil and methods of... "
Annual Report of the Secretary of the Board of Agriculture - Side 357
av Massachusetts. State Board of Agriculture - 1909
Uten tilgangsbegrensning - Om denne boken

A Handbook of Agriculture, Utgave 16

Wisconsin Farmers' Institutes - 1902 - 340 sider
...require' approximately six hundred and fifty tons of water, equivalent to a rainfall of nearly six inches. Because of its need for large water supply,...if success is to be had. The liberal application of fer tilizers or the presence of large amounts of readily available plan food will prove of but little...
Uten tilgangsbegrensning - Om denne boken

Annual Report, Volum 2

New York (State) Dept. of Agriculture - 1898 - 1256 sider
...moisture by evaporation. The conservation of moisture by frequent tillage cannot be too strongly enforced. The liberal application of fertilizers, or the presence of large amounts of readily available plant-food 55. — Cultivator well suited to potato culture during earlier period of growth. will prove...
Uten tilgangsbegrensning - Om denne boken

Report of the New York State College of Agriculture at Cornell ..., Volum 10

New York State College of Agriculture, Cornell University. Agricultural Experiment Station - 1898 - 502 sider
...moisture by evaporation. The conservation of moisture by frequent tillage cannot be too strongly enforced. The liberal application of fertilizers, or the presence of large amounts of readily available plant-food \ 55. — Cultivator well suited to potato culture during earlier period of growlh. will...
Uten tilgangsbegrensning - Om denne boken

Public Documents of Massachusetts, Volum 9

Massachusetts - 1902 - 1258 sider
...acre would therefore require approximately 650 tons of water, equivalent to a rainfall of nearly six inches. Because of its need for large water supply,...conditions, it follows that the average potato yield is aifected more by water supply than by lack of plant food. The selection of soil and methods of culture...
Uten tilgangsbegrensning - Om denne boken

The Potato: A Compilation of Information from Every Available Source

Eugene H. Grubb, William Sumner Guilford - 1912 - 652 sider
...acre would therefore require approximately 650 tons of water, equivalent to a rainfall of nearly six inches. Because of its need for large water supply,...fact in view, if success is to be had. The liberal applications of fertilizers or the presence of large amounts of readily available plant food will prove...
Uten tilgangsbegrensning - Om denne boken




  1. Mitt bibliotek
  2. Hjelp
  3. Avansert boksøk
  4. Last ned ePub
  5. Last ned PDF