Open AccessAssessment of Growth and Productivity on Four Black Pepper Varieties (<i>Piper nigrum</i> L.) in Three Target Provinces of Vietnam
Author(s) -
Duong Thi Oanh,
Nguyen Van Duc Long,
Nguyen Quang Ngoc,
Tran Thi Dieu Hien,
Pham Thi Hoai,
Nguyen Ba Huy
Publication year - 2021
Publication title -
engineering
Language(s) - English
Resource type - Journals
eISSN - 1947-3931
pISSN - 1947-394X
DOI - 10.4236/eng.2021.1312046
Subject(s) - pepper , piper , productivity , yield (engineering) , randomized block design , piperine , horticulture , mathematics , toxicology , zoology , biology , botany , physics , economics , pharmacology , macroeconomics , thermodynamics