mulching materials

基本解释

This study opens up a new area for mulching materials for dry land wheat.
该项研究为旱地小麦覆盖材料开辟了新的领域。
The effects of different mulching materials on crop yields were mainly due to their effects on soil environments and then the improvement on the growth and development of crops.
不同覆盖物的增产机理主要是由于它们在不同程度上改善了作物生长的土壤环境条件，从而不同程度地促进了作物的生长发育。
Newly developed genseng-mulching materials promoted genseng growing as a result of the red and blue long waves that the sun gave off through them, and possessed due transmissivities.
新型人参棚覆盖材料，在阳光下具有红、兰长波光泽而促进人参生长，透光率适当，可少用或不用草帘，不仅省工省时还能降低覆盖成本21．5％。

覆盖材料
Upmost nutrient contents in different organs were found in mulching of the 7.5kg/m2 treatment, and nutrient contents varied with different mulching materials.5.
7.5kg/m2处理的叶片养分含量最高;各元素含量因覆盖材料的不同而异。