Publication Date

1985

Location

Kyoto Japan

Description

Field trials were carried out to evaluate and to utilize the potential productivity of sugar cane as a forage crop in warm temperate zone of Japan. Improved, modem varieties NiN2 and NCo310 were cultivated at Oshima Island, Kushimoto-cho, (Wakayama Prefecture), Takatsuki City, (Osaka Prefecture), and Sanyo-cho, (Okayama Prefecture). The results obtained were as follows: In experiment 1, it was demonstrated that dry matter yield (DM) and dry matter digestibility (DMD) were the highest in ratooning crop, and higher in April planting crop than in May planting crop. These levels of yields of ratooning and April planting of sugar cane were well comparable to yield of maize in temperate zone of Japan. In experiment 2, it was assumed that by planting of sprouted stem cuts, both dry matter yield and DMD were increased than which of the non treated stem cuts planting. In experiment 3, it was found that the higher the mean temperature (0C) during growth period was, the higher the dry matter yields and DMD. Dry matter yield (t/ha) and mean temperature during growth period (June to November) were 44.3 t, 23.0°C for Oshima, 40.1 t, 22.8°C for Takatsuki, 32.3 t, 21.6°C for Sanyo, respectively. As a conclusion, it was suggested that even in warm temperate zone of Japan, sugar cane could show an ability of high digestible dry matter (DDM) productivity, especially when the sprouted cuts were planted as earlier as in middle of April.

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Evaluation of Digestible Dry Matter Productivity of Sugar Cane in Warm Temperate Zone of Japan

Kyoto Japan

Field trials were carried out to evaluate and to utilize the potential productivity of sugar cane as a forage crop in warm temperate zone of Japan. Improved, modem varieties NiN2 and NCo310 were cultivated at Oshima Island, Kushimoto-cho, (Wakayama Prefecture), Takatsuki City, (Osaka Prefecture), and Sanyo-cho, (Okayama Prefecture). The results obtained were as follows: In experiment 1, it was demonstrated that dry matter yield (DM) and dry matter digestibility (DMD) were the highest in ratooning crop, and higher in April planting crop than in May planting crop. These levels of yields of ratooning and April planting of sugar cane were well comparable to yield of maize in temperate zone of Japan. In experiment 2, it was assumed that by planting of sprouted stem cuts, both dry matter yield and DMD were increased than which of the non treated stem cuts planting. In experiment 3, it was found that the higher the mean temperature (0C) during growth period was, the higher the dry matter yields and DMD. Dry matter yield (t/ha) and mean temperature during growth period (June to November) were 44.3 t, 23.0°C for Oshima, 40.1 t, 22.8°C for Takatsuki, 32.3 t, 21.6°C for Sanyo, respectively. As a conclusion, it was suggested that even in warm temperate zone of Japan, sugar cane could show an ability of high digestible dry matter (DDM) productivity, especially when the sprouted cuts were planted as earlier as in middle of April.