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Cross fertilization between plants of different varieties or species andsometimes of different genera. The compound formed by the action of water or steam on freshburned lime. Its good physical condition makes even distribution pos-sible, and thus permits maximum effectiveness to be obtained. Is a sulphate of calcium compound and its tendency is to make a soilsour. It should not be considered as a means of correcting soil acidity. The immature wingless, worm-like form in which insects (which undergometamorphosis} have their first stage or stages before acquiring wings. In soils; the loss, through solution in drainage water, of lime or plantfood. |
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