1. Establishment techniques for forest plantations

پدیدآورنده :

کتابخانه: كتابخانه مركزي كشاورزى (طهران)

موضوع : $ATree planting,$AForests and forestry

رده :
SD
391
.
C52

2. Sowing forests from the air: report of an Ad Hoc Panel of the Advisory Committee on Technology Innovation Board on Science and Technology for International Development Commission on International Relations National Research Council

کتابخانه: كتابخانه مركزي كشاورزى (طهران)

موضوع : $AForests and forestry,$AAeronautics in forestry,$ATree planting

رده :
SD
387
.
A3N3
1981