Showing 1 - 5 results of 5 for search 'Lawrence, P.R.', query time: 0.01s Refine Results
1
The measurement of oxygen consumption and ventilation volume of draught animals using a modified oxylog
by Lawrence, P.R.
Published 1997
Book
2
The introduction of animal traction into inland valley regions. Dos Dry season cultivation and the use herbicides in rice
by Lawrence, P.R.
Published 1996
Book
3
The introduction of animal traction into inland valley regions: 1. Manual labour and animal traction in the cultivation of rice and maize: a comparison
by Lawrence, P.R.
Published 1996
Book
4
The energy expenditure of cattle and buffaloes walking and working in differente soil conditions
by Dijkman, J.T.
Published 1996
Other Authors: “...Lawrence, P.R....”
Book
5
The introduction of animal traction into inland Valley regions. 3. Different cultivation techniques for maize
by Dijkman, J.T.
Published 1997
Other Authors: “...Lawrence, P.R....”
Book
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