1- Chancellor, W. J. 1958. Energy requirments for cutting forage. Agricultural Engineering. 39, 633-636.
2- Chancellor, W. J. 1965. An experiment on force and energy requirments for cutting paddy stalks. The Malaysian Agr. Journal. 45 (2).
3- ElHag, H. E., Kunze, O. R. and Wilkes L. H., 1971. Influence of moisture, dry matter, density and rate of loading on ultimate strength of cotton stalks. Transactions of the ASAE. 14, 713-716.
4- Halyk, R. M. and Hurlbut, L. W. 1968. Tensile and shear strength characteristics of alfalfa stems. Transactions of the ASAE. 11, 256-257.
5- Ige, M. T. and Finner, M. F. 1975. Effects of interaction between factors affecting the shearing characteristics of forage harvester. Transactions of the ASAE. 8, 1011-1016.
6- Jafari Naeem, K. 1996. Construcion of shear force neasuring system and design of atripelex harvesting machine. M. Sc. Thesis. Tarbiat modarres universigy. (In: Farsi)
7- Lee, S. W. and Yan H. 1984. Threshing and cutting forces for Korean rice. Transactions of the ASAE. 16, 1654-1657, 1660.
8- Majumdar, M. and Datta, R. K. 1982. Impact cutting energy of paddy and wheat by a pendulum type dynamic test. Journal of Agr. Eng. (India). 19 (4).
9- McRandal, D. M. and McNulty, P.B. 1980. Mechanical and physical properties of grasses. Transactions of the ASAE. 23, 816-821.
10- Prasad, J. and Gupta, C. P. 1975. Mechanical properties of maize stalk as related
to harvesting. J. Agric. Eng. Res. 20, 79-87.
to harvesting. J. Agric. Eng. Res. 20, 79-87.
11- Prince, R. P. 1961. Measurment of ultimate strength of forage stalks. Transactions
of the ASAE. 4, 208-209.
of the ASAE. 4, 208-209.
12- Rajput, D. S. and Bohle, N. G. 1973. Static and dynamic shear properties of paddy
stem. The harvester (India), Vol. 7, 17-21.
stem. The harvester (India), Vol. 7, 17-21.
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