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An Introduction to Hydroponics
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1/2 teaspoon acid aeration aggregate amount basil beet butter cabbage calcium carrot cauliflower celery Chapter chervil chive City Green Companion Planting cooking cool cream crop cucumber dill drainage Figure finely chopped flavour flowers foot-candle foot-candle power Formula fresh fruit garlic germination growing bed growing hydroponically growing medium grown Home Gardener home hydroponic hose house plants humidity hydro hydroponic garden hydroponic system hydroponic unit inch indoors ingredients insects keep kohlrabi leaf leaves lemon lettuce light Magnesium marjoram millilitres nitrogen nutrient solution onion oregano ounces outdoors parsley pH level phosphoric acid phosphorus photosynthesis planter pollination ponics potassium potato problems pump radish require root system sage salad salt and pepper sauce savory seedlings seeds shallots soil gardeners spinach stem sulphate tablespoon tablespoon chopped tank tarragon teaspoon teaspoon chopped temperature thyme tomato trace elements transplant tubes varieties vegetables and herbs vermiculite vines