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Published byCorey Allen Modified over 9 years ago
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Improving the effectiveness of furrow sowing on water repellent sands
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What is wrong with furrow sowing on water repellent soils?
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Anthony contour drill stuff here
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Knife Points Contour Drill – wings & paired rows
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Improved grading out of furrow (wings) Paired rows - 50% more seeding row High press wheel pressure - firming Good seed/fertiliser separation Knife points Winged & paired rows
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Knife points Stilletto boots
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Lure H2O trials on non- wetting soils of the West Midlands region NAMI funding partners: Purpose: To investigate the influence of rate, application timing and soil type of the activity of Lure H20 as a pre- sow soil wetting agent in the cropping phase Product rate/ha: 10 L 20L 40L Timings: 16 th March 14 th April
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Soils Yellow deep sandShallow sandy gravel Shallow loamy gravel
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Loamy gravel results Soil moisture 40L March- 15% average soil moisture content Control- 13% average soil moisture content
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Loamy gravel results Crop emergence Plants per meter row March 20L, March 40L and April 40L were significantly different to untreated control.
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Loamy gravel results Biomass Green leaf/ biomass assessment NDVI March 20L, March 40L and April 40L were significantly different to untreated control. Untreated controlMarch 20LMarch 40L
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Loamy gravel results Yield & quality Trmt.Treatment description Product Rate / ha Timing Yield t/ha* Protein %Oil % 1Untreated check - - 2.16521.441.8 2Lure H20 10L March 10L March 2.14922.240.9 3Lure H20 20L March 20L March 2.08121.941.7 4Lure H20 40L March 40L March 1.95622.241.4 5Lure H20 10L April 10L April 2.07121.841.2 6Lure H20 20L April 20L April 2.09821.841.4 7Lure H20 40L April 40L April 2.02221.541.4 F prob NS CV % NS LSD NS Hypothesis Extremely soft finish allowed untreated plots to compensate for lower plant populations
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Summary of grain yield responses with dry sown lupins banded trial yield response summary, kg/haP<95%P<90% distance from headland, mIRRLSD5%LSD10% 75190232191 22584175144 375-63184152 52568219180 675-91213175 825-11258212 975307236194 full distance699679
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Photo courtesy of Margaret Roper, CSIRO
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