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fermer cette partie de la bibliothèque  Dry-season studies of cane homoptera at Soledad, Cuba

Fig. 1. Graph showing correlation between the per cent of the Diatraea Infestation and its Intensity
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Fig. 2 . Graph showing the Negative Correlation between per cent of Diatreae, Infestation and Purity of Normal Juice

Phaciocephalus cubanus, n. sp. Right genital style of male; a. Ventral / b. Caudal view.

Plate II : Borings of Diatraea Saccharalis in Sugar-Cane

Plate III : Borings of Metamasius Sericeus in Sugar-Cane

Plate I : Sugar-cane borers

Plate IV : Above : Simple drying of cane, showing the angular central cracks. Below : Termite injury to growing mature cane. Notice the numerous parallel passages with thin dividing walls