Fertilizers common to crop production in Indiana usually contain nitrogen in one or more of the following forms: nitrate, ammonia, ammonium or urea. Each form has specific properties that determine ...
The equivalence between the two means that urea in nano-form with a mere 20 grams can achieve what conventional urea does with 20 kg - a gap of 1000 times in efficiency.It is this monumental ...
Cement manufacturing and repair could be significantly improved by using biocement-producing bacteria, but growing the ...
当前正在显示可能无法访问的结果。
隐藏无法访问的结果