"The plant obtains carbon and hydrogen dioxide. How many elements which are not very important can be found in the plants?ĥ. Measuring the available nutrients supplyĤ. Giving satisfactory growth to the plantsĭ. Some of the nutrients are found in the atmosphereģ. Chemical analyses indicate that the soil constrains all the nutrients neededĭ.most of the nutrients are bound in compoundsĮ.
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