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28 Cards in this Set
- Front
- Back
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What is an obligate parasite?
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Organism that can only survive on the living host
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What is the definition of bacteria?
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one-celled organisms that enter through wounds and cause rot
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What is the definition of fungi?
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-multi-celled organisms that either are saprophytes or parasites (such as molds and mildew)
-cause decay of plants |
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What are two synthetic fungicides?
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-captan
-thiram |
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What are nematodes?
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-unsegmented worms that feed on roots and create wounds for bacteria and fungi to enter
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How does damage occur to plants?
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-direct feeding
-secretion of toxic substances -secondary organism enters the wound |
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What are three common myths about veggies grown at home?
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-cheaper than in grocery
-more nutritious -less pesticides |
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What are 4 characteristics of a good lawn?
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-dense
-uniform -wear tolerant -fine-textured |
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What are 4 different types of grasses?
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-kentucky bluegrass
-creeping red fescue -perennial ryegrass -bentgrass |
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What is a good grass mix?
How does this change for shade? Sun? |
-40-70% bluegrass, 30-60% fescue, 10-20 ryegrass
-increase fescue for shade -increase bluegrass for sun |
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What two grasses are drought tolerant?
How about wet tolerant? |
-kentucky bluegrass
-creeping red fescue +perennial ryegrass +bentgrass |
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Which grass is used on golf courses?
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-Bentgrass
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How do you make a lawn?
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-prep soil
-seed/sod/plugging |
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How do you prep soil for lawn making?
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-grade subsoil to level it
-add topsoil (sandy-loam) if needed -perform soil test -fix if needed (typically lime added) |
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How do you lay seed?
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-April-May or mid August-October
-sow in 2 directions -2-4 lbs seed/1000 sq. feet -reake seeds into soil surface lightly -mulch with straw (not hay!) -water BID for 2 weeks |
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How do you lay sod?
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-same time as seeds
-use sod immediately -roll or tamp into place -water SID for 2 weeks using deep soaking |
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What is the limit for fertilizer?
What is a good ratio? |
-never more than 2 lbs N/1000 sq
-3-2-2 or 2-1-1 |
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What are some common weeds in turf?
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-plantain
-white clover -dandelion |
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How far out do roots of trees generally grow?
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-one-two times the height of the trees
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Why should you compost?
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-saves money
-increases tilth -adds macro and micro nutrients -increases CEC and acts as pH buffer -provides energy source for soil microbes and earthworms -used as a mulch, it can keep down weeds |
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When should a compost be turned in terms of temperature?
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-if it reaches 150 degrees
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What materials in composting have high C materials?
How about N? |
-straw, hay, corn stalks, paper wastes
-manures, greens, food wastes |
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What is the soil to water ratio for taking your own soil pH?
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2:1
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For insect control, what is roguing?
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-removal from the garden of diseased or insect infested plants
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What is pruning for insects?
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-removing diseased parts of plant only
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What is sanitation of parasites?
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-burning diseased plant residues
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What is exclusion of insects?
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-screen over windows/plants
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What is hot-water seed treatment?
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-controlling fungi on surgace of dry seeds
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