The Owner-built HomesteadScribner, 1977 - 394 หน้า |
จากด้านในหนังสือ
ผลการค้นหา 1 - 3 จาก 27
หน้า 115
... bacteria . Cold soil also inactivates bacteria . To get an accurate reading of pH , test warm , moist soil . When doing your own testing , remember that components vary from season to season . In early spring , for example , nitrogen is ...
... bacteria . Cold soil also inactivates bacteria . To get an accurate reading of pH , test warm , moist soil . When doing your own testing , remember that components vary from season to season . In early spring , for example , nitrogen is ...
หน้า 319
... bacteria function in the oxygen - deficient watery medium of all septic and sewage treatment systems . Since there can be little consequential heat buildup with this method , it takes up to six months to destroy harmful organisms in the ...
... bacteria function in the oxygen - deficient watery medium of all septic and sewage treatment systems . Since there can be little consequential heat buildup with this method , it takes up to six months to destroy harmful organisms in the ...
หน้า 331
... bacteria , molds , and yeasts , which cause noxious changes in the appearance and the chemistry of foods . Extremes of heat or cold , lack of water , excess saltiness or acidity , and the presence of chemical additives all discourage or ...
... bacteria , molds , and yeasts , which cause noxious changes in the appearance and the chemistry of foods . Extremes of heat or cold , lack of water , excess saltiness or acidity , and the presence of chemical additives all discourage or ...
ฉบับอื่นๆ - ดูทั้งหมด
คำและวลีที่พบบ่อย
acid acre agricultural alfalfa algae amino acids animal areas bacteria barn beans bluegill building carbohydrates carbon dioxide cattle chlorophyll climate composting concrete cool corn cover crop rotation cultivation diet digester drainage drill earth environment equipment farmers farming feed feet fence fertilizer Figure fish forage Forester fruit garden goats grafting grain grass grazing greenhouse ground growing growth harvested heat homestead humus inches increase land layer legume livestock living located manure material mature ment method milk minerals moisture mulch nitrogen nutrients nutrition orchard organic matter oxygen pasture percent pipe plant plow polyculture pond posts pounds practice produce protein pump reduced requires Rodale Press roots rotation row crops season seed sheet composting silage silo slope sod crops soil soybeans storage structure subsoil supply surface temperature tillage tion tractor tree crops ture vegetables vitamin weeds wind winter wire wood