Yazar
r n botanist
9 cilt bulundu.
Cilt sonuçları
Role of blue-green algae in nitrogen economy of Indian agriculture
Singh, R. N. botanist. · Indian Council of Agricultural Research
175 sayfa · 1961
Soils / Cyanobacteria / Fixation / Nitrogen content / Nitrogen
Control for fruit rot of Pomegranate
Singh, R. N. (Botanist) · Indian Science News
Sayfa sayısı yok · 1957
Pomegranate / Diseases and pests
Studies in nucellar seedlings of some common rootstocks for citrus /.
L. B. Singh, Singh, R. N. (Botanist) · Yayınevi bilinmiyor
Sayfa sayısı yok · 1955
Citrus / Plant propagation
A monograph on the mangoes of Uttar Pradesh
L. B. Singh, Singh, R. N. (Botanist), Sahāranpur (India). Horticultural Research Station · Superintendent, Print. and Stationery
Sayfa sayısı yok · 1956
Mango / Mangifera
