设施蔬菜栽培土壤养分变异和取样研究
李琳一,吕卫光,袁涛,张帅
Study on soil nutrients variability and rational sampling quantity of protected vegetable culture
LI Lin-yi,L(U) Wei-guang,YUAN Tao,ZHANG Shuai
. 2008, (1): 1 -4 .