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21. The Chemical composition of Andropogon virginicus and Danthonia spicata at successive growth stages.

22. The Chemical composition of consecutive cuttings of Andropogon virginicus and Danthonia spicata at successive growth stages.

23. The Chemical composition of Ambrosia trifida at successive growth stages.

24. A Modified microburet.

25. Bilaterial variation in the weight and composition of the long bones of some experimental animals.

26. Sugar distribution in the blossoms and fruit of three varieties of apple.

27. The Enzyme activities of Pectinol A on pectin and other substances.

28. The Storage of black-walnut kernels.

29. Determination of coumarin in sweet clover : a comparison of the steam-distillation and alcoholic-extraction methods.

30. Quantitative determination of coumarin in plant material.