Malipan, A. M., and S. P.- oblek Pa-oblek. “Inf lfluence of planting date on growth and yield of vegetable soybean in Lop Buri province, Thailand”. Thai Agricultural Research Journal, vol. 33, no. 1, Mar. 2015, pp. 98-111, doi:10.14456/thaidoa-agres.2015.13.