The Owner-built HomesteadScribner, 1977 - 394 หน้า |
จากด้านในหนังสือ
ผลการค้นหา 1 - 3 จาก 83
หน้า 92
... growth . Irrigation - flooded land weakens crops by impeding this transpiration process . Flooded soil also pro- motes undesirable bacterial growth . Harmful anaerobic ( water - borne ) microorganisms thrive , reducing valuable nitrates ...
... growth . Irrigation - flooded land weakens crops by impeding this transpiration process . Flooded soil also pro- motes undesirable bacterial growth . Harmful anaerobic ( water - borne ) microorganisms thrive , reducing valuable nitrates ...
หน้า 179
... growth . Quince rootstock takes little nourishment from the soil and requires only nominal amounts of carbohydrates for its growth , whereas the pear scion will manufacture considera- ble carbohydrate for its growth at the cost of its ...
... growth . Quince rootstock takes little nourishment from the soil and requires only nominal amounts of carbohydrates for its growth , whereas the pear scion will manufacture considera- ble carbohydrate for its growth at the cost of its ...
หน้า 180
... growth of vegetation and the growth of fruit . For the most part , thinning top growth maintains vertical balance between the growth of the root system and the system of vegetation . When transplanting , remove top growth to bal- ance ...
... growth of vegetation and the growth of fruit . For the most part , thinning top growth maintains vertical balance between the growth of the root system and the system of vegetation . When transplanting , remove top growth to bal- ance ...
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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 drill earth efficient environment equipment farmers farming feed feet fence fertilizer Figure fish forage Forester fruit garden goats grain grass grazing greenhouse ground growing growth harvested heat homestead humus inches increase irrigation 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 root rotation row crops season seed sheet composting silage silo slope sod crops soil soybeans storage structure supply surface temperature tillage tion tractor tree crops ture vegetables vitamin weeds wind winter wire wood