术语“熟制”的详细信息

英译术语:

ripe system

汉语语境:

小麦种植比例对气候变化最为敏感，波动大；水稻种植比例变化南北方反向，且变化幅度趋缓；玉米种植比例持续增加，增幅加大。三大粮食作物种植结构变化均以2000年为分界点，呈现不同增减趋势。而作物熟制、复种指数也发生明显变化，种植北界持续北推。

英语语境:

The wheat planting proportion was more sensitive to climate change and fluctuated widely; the paddy rice planting proportion changed in opposite trends in northern and southern China, and its change has become slower; the corn planting proportion continued to increase and the growing rate is speeding up. The planting structure of the three main grain crops (paddy rice, wheat and corn) all changed in 2000, showing different increasing/declining trends. Furthermore, the crops ripe system and the multiple cropping indexes also changed obviously; the north boundary of crops planting has continuously moved northward.