plkongres2007 crop 04

50 %
50 %
Information about plkongres2007 crop 04
Entertainment

Published on October 4, 2007

Author: Dabby

Source: authorstream.com

Making do with less:  Making do with less Senior adviser, Plant nutrition Leif Knudsen, DAAS Slide2:  Making do with less: Nitrogen statistic for Denmark Trials with increasing amounts of Nitrogen Different types of nitrogen fertilzer in cereals, maize and potatoes Starter fertilizers to maize Manganese and other micronutrients Reducing leaching of nitrogen Slide3:  Imported Exported Surplus Kyllingsbæk, 2005 Nitrogen account for Denmark Slide4:  Input of nitrogen in Danish Agriculture Input reduced 35 pct from 84/85 to 04/05 Nitrogen in animal manure from cattle:  Nitrogen in animal manure from cattle 1985 1996 2004 Milk yield, ECM per cow 6300 7600 8745 Excr. kg per cow 123 128 134 Excr. gr. per kg ECM 19,5 16,8 15,4 Dairy cows, 1,000 890 701 569 Kg N from cattle, 1,000 t 170 142 115 Nitrogen excretion from pigs:  Nitrogen excretion from pigs Excretion of nitrogen per kg produced kg meat Results of trials with increasing amounts of nitrogen:  Results of trials with increasing amounts of nitrogen 2006 Ave. 2001-2005 196 84,7 65 Winterwheat 130 58,7 54 S.Bar-ley Opti-mal N, kg/ha Yield, deci-ton/ha No. of tri. Opti-mal N, kg/ha Yield, deci-ton/ha No. of tri. Slide9:  ENTEC fertilizer to spring barley, 3 tr. 2006 0 20 40 60 80 100 120 0 50 100 150 200 250 Kg N in grain per ha Reference NS 24-7 Kg N per ha Slide10:  0 20 40 60 80 100 120 140 160 180 0 50 100 150 200 250 300 Sulfammo NS 23-18 to winter wheat, 5 tr. 2006 Kg N uptake in grain per ha Slide11:  9,5 10,0 10,5 11,0 11,5 12,0 12,5 150 175 200 175 175 175 Percent protein -------NS 24-7------- --NS 24-7 + N-plus-- 4 trials with N-Plus to winter wheat 2006 20 N i N-Plus st. 51 20 N i N-Plus st. 37 2 x 10 N i N-Plus Slide12:  Nitrogen Phos- phor. Yield and response Units per ha Slide13:  Winter barley without spraying with manganese sulphate Winter barley with 2 x autumn spraying with 2,5 kg manganese sulphate Slide14:  30 N in calcium- nitrate footplaced 30 N in amm.sul-phate footplaced 2 x MnSO4 autumn sprayed Untreated 2 trials with foot placed fertilizer to prevent manga- nese deficiency in winter barley, 2006 Picture from trial no. 001 April 2006 Slide15:  Trials with micronutrients 2005-2006 Slide16:  0 10 20 30 40 50 60 70 80 Leaching of nitrogen, kg N/ha 60 kg N/ha 120 kg N/ha Spring barley, with and without catch crops Ploughed spring Without catch crop Ploughed spring with catch crop Catch crops give more than a 50 per- cent reduction in leaching Slide17:  Mustard as an intercrop between two winter wheat crops or sown together with winter wheat Slide18:  0 5 10 15 20 25 30 35 40 0-25 25-50 50-75 75-100 Kg N-min per 25 cm soil per ha Depth cm Reduction of leaching in rotations dominated by winter cereals Slide19:  Does the Danish regulation of nitrogen work and does it have an environmental impact? Slide20:  Thank you for your attention

Add a comment

Related presentations

Related pages

Titel på indlæg - LandbrugsInfo

Making do with less Senior adviser, Plant nutrition Leif Knudsen, DAAS Dansk Landbrugsrådgivning Landscentret | Planteproduktion
Read more

Container Market Weekly Report Soefart Dk Ppt - Viewppt.com

Home » Container Market Weekly Report Soefart Dk Ppt. In Vitro Market - BCM Group. Historical Information.
Read more