Zobrazeno 1 - 2
of 2
pro vyhledávání: '"C. W. Woolfolk"'
Autor:
Gordon V. Johnson, K. J. Wynn, C. W. Woolfolk, Wade Everett Thomason, R. W. Mullen, D. A. Cossey, William R. Raun
Publikováno v:
Journal of Plant Nutrition. 25:1429-1442
Nitrogen (N) is one of the most important elements in the nutrition of higher plants and one of the most costly inputs in the production of winter wheat in the Great Plains. Nitrogen ranks second only to precipitation as the most frequent yield limit
Autor:
H. Sembiring, William R. Raun, H. L. Lees, C. W. Woolfolk, Marvin L. Stone, D. A. Cossey, Wade Everett Thomason, John B. Solie, S. B. Phillips, M. J. DeLeon, J. M. LaRuffa, E. V. Lukina, Gordon V. Johnson
Publikováno v:
Journal of Plant Nutrition. 23:141-149
Before sensor‐based variable rate technology (VRT) can be used to reduce nitrogen (N) fertilizer rates in winter wheat (Triticum aestivum L.) spectral radiance readings must be understood. One prominent issue is the impact of crop growth stage on s