Vehicle mounted sensors for estimating tiller density and leaf area index (LAI) of winter wheat

Precision Agriculture 2005, ECPA 2005

Volumn , Issue , 2005, Pages 201-208

  Scotford, I M ^a   Miller, P C H ^a  

^a SILSOE RESEARCH INSTITUTE   (United Kingdom)

Author keywords

Crop density; LAI; NDVI; Vegetation index; Winter wheat

Indexed keywords

CROP DENSITIES; LAI; NDVI; VEGETATION INDEX; WINTER WHEAT;

RADIOMETERS; SENSORS; TRACTORS (TRUCK); ULTRASONIC SENSORS; VEGETATION;

CROPS;

EID: 39149120349     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (11)

1. Christensen S; Heisel T; Secher B J M; Jensen A; Haahr V 1997. Spatial variation of pesticide doses adjusted to varying canopy density in cereals. In: Precision agriculture 97, Proceedings of the 1st European Conference on Precision Agriculture, Volume I: Spatial variability in soil and crop, ed. Stafford J V, BIOS Scientific Publishers, Oxford, UK. pp 211-218.
2. HGCA 1998. The wheat growth guide. Home Grown Cereals Authority, Caledonia House, London N1 9NG, UK.
3. HGCA 2002. Precision farming of cereals, practical guidelines and crop nutrition. Home Grown Cereals Authority, London N1 9HY, UK.
4. MAFF 2000. Fertiliser recommendations for agricultural and horticultural crops (RB 209). Ministry of Agriculture, Fisheries and Food, The Stationery Office, London, UK.
5. Miller P C H; Scotford I M; Walklate P J 2003. Characterizing crop canopies to provide a basis for improved pesticide application. ASAE Paper No. 03-1094. ASAE, St. Joseph, MI, USA.
6. Primrose McConnells 1995. The agricultural notebook, 19th Edition, edited by R J Soffe, Blackwell Science, London, UK.
7. Scotford I M; Miller P C H 2003. Characterisation of winter wheat using measurements of normalised difference vegetation index and crop height. In: Proceedings of the 4th European Conference on Precision Agriculture, ed. J V Stafford, Wageningen Academic Publishers, The Netherlands, pp 621-626.
8. Scotford I M; Richards P A; Inskip P F 2002. Crop canopy measurement system (CMS): specification and user guide. Contract Report, CR/1307/02/2457, Silsoe Research Institute, Bedford, UK.
9. Secher B J M 1997. Site specific control of diseases in winter wheat. In: Optimising pesticide application, eds. Western N M; Cross J V; Lavers A; Miller P C H; Robinson T H. Aspects of Applied Biology, 48, 57-64.
10. Sylvester-Bradley R; Spink J; Foulkes M J; Bryson R J; Scott R K; Stokes D T; King J A; Parish D; Paveley N D; Clare R W 2000. Sector challenge project - canopy management in practice. In: Proceedings of the HGCA 2000 Crop Management into the Millennium Conference. Home Grown Cereals Authority, London, N1 9HY, UK, pp 11.1- 11.14.
11. Zadoks J C; Chang T T; Konzak F C 1974. A decimal code for the growth stages of cereals. Weed Research 14, 415-421.