161
The molecular and physiological basis of nutrient use efficiency in crops /
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162
New approaches to pest control and eradication: a symposium : Meeting of the American Chemical Society. 0142 : Atlantic-City, NJ, 11.09.62 /
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163
Nitrogen fixation in agriculture, forestry, ecology and the environment [E-Book] /
164
People, plants, and genes : the story of crops and humanity [E-Book] /
165
Pesticide residues in food : Report of the 1973 joint meeting, Geneva, 26.11.-5.12.1973 : Geneve, 26.11.1973-05.12.1973
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166
Pesticides in tropical agriculture : Symposium on pesticides in tropical agriculture: a collection of papers : Meeting of the American Chemical Society. 0126 : New-York, NY, 09.54
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167
The physiology of vegetable crops /
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Table of Contents 
168
Plant breeding /
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Table of Contents 
169
Plant breeding : theory and practice /
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170
Plant mutation breeding for crop improvement : International Symposium on the Contribution of Plant Mutation Breeding to Crop Improvement: proceedings. vol 0001 : Wien, 18.06.90-22.06.90
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171
Plant mutation breeding for crop improvement : International Symposium on the Contribution of Plant Mutation Breeding to Crop Improvement: proceedings. vol 0002 : Wien, 18.06.90-22.06.90
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172
Plant nutrition of greenhouse crops [E-Book] /
173
Plant Pattern Recognition Receptors [E-Book] : Methods and Protocols /
174
Principles of ecology in plant production /
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175
Principles of plant genetics and breeding /
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176
Production practices and quality assessment of food crops. 2. Plant mineral nutrition and pesticide management [E-Book] /
177
Production practices and quality assessment of food crops. 1. Preharvest practice [E-Book] /
178
Production practices and quality assessment of food crops. 4. Proharvest treatment and technology [E-Book] /
179
Regulation of sources and sinks in crop plants : proceedings of a symposium : Heslington, 25.09.1984-26.09.1984 /
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180
Respiration and crop productivity /
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