论文部分内容阅读
三门湾棉区由宁海、象山和三门等县的沿三门湾围垦涂地组成,植棉面积约0.67万公顷,占全省植棉面积的十分之一,其中宁海县植棉面积约0.3万公顷,居全省第五位。在棉花栽培中,提高土壤肥力基础,合理施用化肥是棉花高产的重要技术措施之一。由于三门湾棉区特定的气候、土壤条件,因此在棉花高产施肥技术上,也同其它棉区有着较大的差
The Sanmen Bay cotton area consists of reclaimed land along Sanmen Bay in Ninghai, Xiangshan and Sanmen counties, with a cotton planting area of 6,700 hectares, accounting for one-tenth of the cotton area in the whole province. Among them, the cotton planting area in Ninghai County About 3 million hectares, ranking fifth in the province. In cotton cultivation, to improve the foundation of soil fertility, rational application of fertilizers is one of the important technical measures for high yield of cotton. Due to the specific climate and soil conditions in Sanmen Bay cotton area, there is also a large difference in cotton high-yield fertilization techniques with other cotton areas