酸性鱼肥    Acid fish
量酸槽    Acid measuring tank
过磷酸钙    Acid phosphate ，Calcium superphosphate
重过磷酸钙    Acid phosphate of lime ，Concentrated
贮酸槽    Acid storage tank
量酸秤    Acid weigher
成酸    Acid-forming
酸度    Acidty
酸化剂    Acidulant
酸解鱼肥    Acidulated fish
酸解    Acidulation
放射菌    Actinomyctes
活性污泥    Activated sludge
活化    Activation
活性煅云石    Actomag
堆肥养分剂    Adco
加合物    Addition compound
参杂    Adulteration
氰氨基化钙    Aero cyanamide，Calcium cyanamide
好气性    Aerobic
附聚    Agglomeration
附聚槽    Aggregate
搅拌槽    Agitating tank
粗<>肥    Agramon，Uramon
农用石灰    Agricultural lime
农用食盐    Agricultural salt
蒸制废肉渣    Agrinite ，Peocess tandage
空气离析器    Air separator
熟石灰    Air slaked lime，Slaked-lime
紫苜蓿    Alfalfa
磷酸三钙    Alpha phosphate，Alpha tricalium phosphate
α磷酸三钙    Alpha tricalcium phosphate
瑞典三叶草    Alsike clover
钙铝磷肥    Alumino-calcium phosphate
磷酸铝    Aluminum phosphate
明矾石    Alunite
卡氏标准筛    Amandus Kahl standard gauge
磷铝石    Amblygonite
土壤改良剂  Soil  Amendment
美国法    American process
酰胺    Amide
氨基酸    Amino acid
 石膏硝铵    Ammcmitre
铵磷钾    Ammo phos ko
氨    Ammonia
施氨器    Ammonia applicator
氨水    Ammonia liquor，Aqua ammonia
氨态氮    Ammoniacal nitrogen
氨化肥料    Ammoniated fertelizer
氨化泥炭    Ammoniated peat
氨化过磷酸钙    Ammoniated superphos-phate
氮肥    Ammoniates
氨化用溶液    Ammoniating solution
氨化    Ammoniation
氨化作用    Ammonification
氨化微生物    Ammonifier
干血粉    Ammonite ，Dried meal
酸式碳酸铵    Ammonium bicarbonate
氨基甲酸铵    Ammonium carbamate
碳酸铵    Ammonium carbonate
氯化铵    Ammonium chloride
柠檬酸铵    Ammonium citrate
硝酸铵    Ammonium nitrate
含硝氨液    Ammonium nitrate-ammonia solution
钙化硝酸铵    Ammonium nitrate-calcium carbonate，Nitro-chalk
钙化硝酸铵    Ammonium nitrate-lime-stone，Nitro-chalk
磷酸铵    Ammonium phosphate
硫酸铵    Ammonium sulfate
硝酸铵    Ammonium sulfate nitrate
铵磷甲铵磷乙    Ammophos ，A-B-，
铵磷钾    Ammophoska
非晶态    Amorphous state
钙化硝酸铵    A-N L.Ammonium-mitrate-limestone
嫌气性    Anaerobic
肥料成份    Analysis
堆斜角    Angle of repose
无水硫酸钙，硬石膏    Anhydrite
无水氨    Anhydrous ammonia
无水液氨    Anhydrous liquid ammonia
骨炭    Animal charcoal
动物质氮肥    Animal nitrogenous fertilizer
动物废渣    Animal tankage
退火    Anneal
钠微斜长石    Anorthoclase
 颉颃作用    Antagonism
抗生微生物    Antibiotic microbes
磷灰石，磷灰盐    Apatite
磷灰盐类    Apatite group
硫酸钾钙    Aphthitalite，Glaserite
假密度    Apparent density
氨水    Aqua ammonia
电弧法(固氮)法    Arc process
合成硝酸钠    Arcadian niter
合成硝酸钠    Arcadian sodium nitrate
合成硝酸钙    Ari saltpeter
人工干燥    Artificial drying
人工堆肥    Artificial farm manure ，Artificial manure
人造肥料    Artificial fertilizer
人工堆肥    Artificial manure
仿汤马斯磷肥    Artificial Thomas phosphate
灰分学说    Ash Theory
黑霉法    Aspergillus niger method
可利用度    Assimilability
同化作用    Assimilation
热压锅法    Autoclave process
自动给料器    Automatic feeder
自动过渡器    Automatic filter
自动记录仪    Automatic recorder
蒸制废肉渣    Avail tankage ，Process tandage
有效率，有效度    Availability
有效磷酐    Available phosphoric aicd，A .P .A
有效性植物养份    Available plant food
氨化粗肉粉    Azline
干肉粉    Azotin，Drie meal
非共生好气性固氮菌    Azotobacter
固氮肥菌土盘法    Azotobacter plaque method