The Owner-built HomesteadScribner, 1977 - 394 หน้า |
จากด้านในหนังสือ
ผลการค้นหา 1 - 3 จาก 46
หน้า 161
... environment in which they are growing . These plants are less than healthy , since they are unable to protect ... environment . Second , the environment must be favorable to the propagation of the pathogen . Third , a sus- ceptible host ...
... environment in which they are growing . These plants are less than healthy , since they are unable to protect ... environment . Second , the environment must be favorable to the propagation of the pathogen . Third , a sus- ceptible host ...
หน้า 287
... environment in which domesticated animals must live . In the final analysis the homesteader's ability to create and ... environmental needs of livestock . In the 1907 edition of his Textbook of the Physics of Agriculture he proposed some ...
... environment in which domesticated animals must live . In the final analysis the homesteader's ability to create and ... environmental needs of livestock . In the 1907 edition of his Textbook of the Physics of Agriculture he proposed some ...
หน้า 297
... ENVIRONMENTAL SUN INFLUENCES ENVIRONMENT MANAGEMENT FERTILITY RADIATION SOIL PH MAN DISEASE ENDO PARASITES ECTOPARASITEŚ ALTITUDE WIND ANIMALS MAN PROBABLE INFLUENCE THAT HIGH TEMPERATURE WILL HAVE ON LIVESTOCK ELEMENTS OF PHYSICAL ...
... ENVIRONMENTAL SUN INFLUENCES ENVIRONMENT MANAGEMENT FERTILITY RADIATION SOIL PH MAN DISEASE ENDO PARASITES ECTOPARASITEŚ ALTITUDE WIND ANIMALS MAN PROBABLE INFLUENCE THAT HIGH TEMPERATURE WILL HAVE ON LIVESTOCK ELEMENTS OF PHYSICAL ...
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