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Lecture 20

PLSC 201 Lecture 20: PLSC 201 Rye

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University of Saskatchewan
Plant Science
PLSC 201
Krista Wilde

Rye Types of rye Most common in Canada is fall rye Spring and fall rye Spring types are often lower yielding Description Inorescence is a spike One spikelet per node Three orets per spikelet The third oret is usually sterile Lemma has a beard Cross pollination Only cereal crop that is cross pollinating Areas of adaptations and production Most winter hardy of the cereals Grown on sandy soils because it is effective in preventing fall and spring erosion Drought tolerant due to its extensive root Wider adaptation then wheat Advantages ** Most winder hardy High dry matter for silage production. Lot of green leafy tissue The grain has lysin in it so you can feed it to animals Use it as a forage Slow straw decomposition so it will stay in the soil prole longer so it will increase the organic matter in the soil Increases marginal land Good weed competition No frost problems no herbicide registered Disadvantages ** Use it for feed but they dont like to eat it Straw isnt digestible The ower is dark coloured Cross pollination is a lot more work Lodging problems Doesnt like salinity Limited market value Considered to be weedy of nature Seed germination drops dramatically when fall rye is stored longer than a year Susceptible to ergot ** It matured more rapidly with bre increasing quickly
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