作者称，伴随着生物原料转变成塑料成品的整个过程，这些影响主要来自于化肥，杀虫剂的使用以及退地还耕的举措。
These impacts came largely from fertilizer use, pesticide use and conversion of lands to agricultural fields, along with processing the bio-feedstocks into plastics, the authors reported.
水生的海藻，更难以种植，但是会产生高品质的成品油，这种油不需要太多处理便可以变成生物柴油。
Algae, being aquatic, are more fiddly to grow, but promise a high-quality product, oil, that will not need much treatment to become biodiesel.
根据R&D的要求，建立和更新新产品相关包材、原辅料、中控以及成品的微生物标准和方法。
Establish and update the specification, method for starting material, packaging, IPC and finish product, for new product according to R&D requirement.
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