无法治愈 发表于 2025-3-26 23:23:18

http://reply.papertrans.cn/39/3853/385291/385291_31.png

DUST 发表于 2025-3-27 01:30:49

http://reply.papertrans.cn/39/3853/385291/385291_32.png

EXTOL 发表于 2025-3-27 06:07:15

Cattle slurry and farmyard manure as fertilizers for forage maized been absorbed by the crop..Animal manure hardly affected the feeding value of the maize and led to only a moderate increase of the mineral contents. With large amounts of animal manure the input of minerals by far exceeded the uptake of the crops. Of the total input of N, roughly 20–30% accumulate

客观 发表于 2025-3-27 12:06:59

http://reply.papertrans.cn/39/3853/385291/385291_34.png

刚毅 发表于 2025-3-27 14:42:43

http://reply.papertrans.cn/39/3853/385291/385291_35.png

花争吵 发表于 2025-3-27 20:11:38

http://reply.papertrans.cn/39/3853/385291/385291_36.png

Favorable 发表于 2025-3-28 00:49:28

http://reply.papertrans.cn/39/3853/385291/385291_37.png
页: 1 2 3 [4]
查看完整版本: Titlebook: Gesundheitsbüchlein; Gemeinfaßliche Anlei Kaiserlichen Gesundheitsamt Book 18957th edition Springer-Verlag Berlin Heidelberg 1895 Anleitung