Best management practice of potassium for sunflower (Helianthus annuus, L.) in Northwest China

The objectives of the project are to: 1)To determine the critical level of soil K for sunflower production; 2)To study the influence of K source and time of application on sunflower seed yield and quality as well as their interactions with different water regime;3)To establish 4R potassium management practices in sunflower production.

IPNI-2015-CHN-C14

Tianwen Guo, Gansu Academy of Agricultural Sciences
Institute of Dryland Agriculture
Email:
Institute of Dryland Agriculture, Gansu Academy of Agricultural Sciences. No.1 Nong ke New Village, Anning District, Lanzhou, China , 730070