The Owner-built HomesteadScribner, 1977 - 394 หน้า |
จากด้านในหนังสือ
ผลการค้นหา 1 - 3 จาก 49
หน้า 46
... season . Injury to plants from extremes of cold is greater on slopes facing east , while heat is more injurious to ... season . ( Growing season is the average period between the last killing frost in spring and the first killing frost ...
... season . Injury to plants from extremes of cold is greater on slopes facing east , while heat is more injurious to ... season . ( Growing season is the average period between the last killing frost in spring and the first killing frost ...
หน้า 129
... season to as much of a year - round program as possible , it may be necessary to have two or more separate pastures - one for cool - season and one for warm- season sod crops . Warm - season crops begin growing in late SOUTHERN ...
... season to as much of a year - round program as possible , it may be necessary to have two or more separate pastures - one for cool - season and one for warm- season sod crops . Warm - season crops begin growing in late SOUTHERN ...
หน้า 171
... season damage . Tests run in one season at the University of Kansas showed that on bare ground freezing cold penetrated to a depth of 26 inches . A cover of snow reduced this depth to 12 inches . Straw mulch combined with an additional ...
... season damage . Tests run in one season at the University of Kansas showed that on bare ground freezing cold penetrated to a depth of 26 inches . A cover of snow reduced this depth to 12 inches . Straw mulch combined with an additional ...
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