求翻译：本实验以豫麦49-198为材料，通过设置不同秸秆覆盖量处理，研究了小麦出苗率、分蘖动态、叶面积系数、成熟期干物质积累以及其在各器官的分配比例和产量及其构成因素等。是什么意思？

Yumai 49-198, the experiment materials, by setting different straw mulch treatment, the wheat seedling emergence, tillering dynamics, leaf area index, maturity dry matter accumulation and allocation in the various organs and yield and its components factors.

This lab is based on relaxation MAK 49 - 198 for materials, setting up different straw coverage is handled by the wheat research, Mr Miller, European Union, and dynamic factor, mature size dry matter accumulation, as well as the various organs in the proportion of the distribution and production and

This experiment take the Henan wheat 49-198 as a material, through establishment different straw stalk cover quantity processing, studied the wheat rate of seedlings emergence, has divided the tiller tendency, the leaf area coefficient, the mature period does the material accumulation as well as it

This experimental wheat in Henan 49-198 material, by setting different straw mulching treatment, research on wheat seedling emergence rate and tiller dynamic, dry matter accumulation during leaf area index, and their proportion in the allocation of organs and yield and its component factors.

正在翻译，请等待...