Drought is the biggest disturbance of dependablecrop and heavy-producing grain output to the irrigation district.
通过这些指标说明干旱是关中灌区难以实现稳产、高产最大的障碍。
2
Rice is the principal cereal crops in China and its cultivated adaptability analysis is necessary for yield increase dependablecrop and high quality.
水稻是我国主要粮食作物，进行水稻栽培适宜性分析是一项使水稻增产、稳产、优质的必不可少的工作。
3
Because the fertilization technology in autumn improved was used in production, we realized prolific and dependablecrop and we decreased orchard managing period and the needing hand in field.