Research Article

GGE Biplot Analysis for Stability and Adaptability of Maize Hybrids in Western Region of Indonesia

Table 1

Agroclimatology of the location in Java and Sumatera islands.

No.LocationType of agroclimatology Environment code
Dry season, 2013Rainy season, 2014

1Karo, North Sumatera, Sumatera IslandBIII4. Climate type of moderate; yearly rain of 1500–2500 mm; number of continuous dry month per year, <3; number of continuous wet month, <3; potential of crop index, 3L1L2

2Tanjung Bintang, Lampung, Sumatera IslandBIII3. Climate type of moderate; yearly rain of 1500–2500 mm; number of continuous dry month per year, <3; number of continuous wet month, 3-4; potential of crop index, 3L3

3Gunung Sugih, Lampung, Sumatera IslandBIII2. Climate type of moderate; yearly rainy of 1500–2500 mm; number of continuous dry month per year, <3; number of continuous wet month, 5–9; potential of crop index, 3L4L5

4Jatinangor, Sumedang, West JavaAII2. Climate type of wet; yearly rain of >2500 mm; number of continuous dry month per year, 3–7; number of continuous wet month, 5–9; potential of crop index, 2L6L7

5Karanganom, Klaten, Central Java, Java IslandBII2 climate type of moderate; yearly rain of 1500–2500 mm; number of continuous dry month per year, 3–7; number of continuous wet month, 5–9; potential of crop index, 2L8L9

6Jogonalan, Klaten, Central Java, Java IslandBII3. Climate type of moderate; yearly rain of 1500–2500 mm; number of continuous dry month per year, 3–7; number of continuous wet month, 3-4; potential of crop index, 2L10L11

7Boyolali, Central Java, Java IslandAII2. Climate type of wet; yearly rain of >2500 mm; number of continuous dry month per year, 3–7; number of continuous wet month, 5–9; potential of crop index, 2L12L13

8Probolinggo, Eastern Java, Java IslandCI3. Climate type of dry; yearly rain of < 1500 mm; number of continues dry month >7; number of continuous wet month, 3-4; potential of crop index, 1L14L15

9Jember, Eastern Java, Java IslandCII3. Climate type of dry; yearly rain of < 1500 mm; number of continuous dry month per year, 3–7; number of continuous wet month, 3–4; potential of crop index,2L16L17

10Nganjuk, Eastern Java, Java IslandBII3. Climate type of moderate; yearly rain of 1500–2500 mm; number of continuous dry month per year, 3–7; number of continuous wet month, 3-4; potential of crop index, 2L18L19

11Kediri, Eastern Java, Java IslandBII2 climate type of moderate; yearly rain of 1500–2500 mm; number of continuous dry month per year, 3–7; number of continuous wet month, 5–9; potential of crop index, 2L20L21

Ministry of Agriculture Republic of Indonesia [1].