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结果 1-10 的 88



Best ideas for organic vegetable growing | Organic gardening and farming

1969

National Agricultural Library - United States of America


A study of the N.A.S. - N.R.C. and U.K. nutrient requirement specifications for the growing-finishing pig

1969

Owusu-Domfeh, Kingsley

National Agricultural Library - United States of America

Seeds of plenty

1969

Chadwick, Lee

National Agricultural Library - United States of America

Efficiency and behavior of P** (32)- labelled phosphorus in Camellia japonica L in blooming stage

1969

Kim, J.M. (Chinju Agricultural Coll., Chinju (Korea Republic)) | Kim, Y.K. (Korea Univ., Seoul (Korea Republic). Coll. of Agriculture)

Korea Agricultural Science Digital Library - Republic of Korea

Opportunities for pulpwood growing investment in southeastern Ohio

1969

Gansner, David A. | Shaudys, Edgar T.

National Agricultural Library - United States of America


Effects of High Temperatures on Emergence and Initial Growth of Range Plants 全文

1969

Sosebee, Ronald E. | Herbel, Carlton H.

National Agricultural Library - United States of America