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Details Title: LARE plants Description: vocab for plant maintenance Total Flash Cards: 8 Created: 01/15/2008 09:12:56	To study from this set of flash cards, or to create your own your own study flash cards, register HERE. If you are already a registered user, CLICK HERE.
Cards Term reccomended spacing of soil samples accross a site Definition 1/10,000' Term how do you treat soils high in salt?   Definition Leaching, sometimes with special additives, till salt is below root zone.  One common source of salt is water provided from the sewage treatment facility for irrigation,  so trying to wash salt away with this water is not going to work. Term ID features of anaerobic soils Definition foul smelling, wet, gray/black/blue color, greasy-feeling Term Micorrhizal fungi   Definition root symbiants.  Act as an extension of root hairs, reaching out for nutrients, esp. nitrogen.  The trees feed them sugars.  improve disease resistance, maybe through phenolic compounds.  Nitrogen fertilizers hamper their nitrogen collecting abilities by creating a carbon-nitrogen imbalance.  Term area of tree most able to accept water(area to apply irrication)   Definition top two feet, around the drip line.  at or below  the pace the soil can infiltrate the water. Term flood bubblers   Definition irrigation device.   fills a gravel filled depression at least as deep as the root ball in a plant's root zone with water.  A tree needs at least two. Term pre emergent herbicides Definition reside in soil pour spaces in a semi-gaseus state.  place them in the upper two inches of soil(above established roots).  Seeds trying to put roots wodn through these pours are killed.  Last 90 days.  Term Definition